Torrón, Javier Martínez- (2018). Religion and Law in Spain. ISBN9789403500447. „The last months' surveys show that approximately 70% of the Spanish people recognize themselves as Catholic“
britannica.com
Marty, Martin E. (29 April 2021)."Roman Catholicism". Encyclopedia Britannica. Retrieved 17 June 2021.
Costa Rica. The World Factbook. ციტატა: „Roman Catholic 71.8%, Evangelical and Pentecostal 12.3%, other Protestant 2.6%, Jehovah's Witness 0.5%, other 2.4%, none 10.4%“
Centro de Investigaciones Sociológicas (Centre for Sociological Research). (November 2018) Barómetro de noviembre de 2018 es. ციტირების თარიღი: 5 December 2018
Special Eurobarometer 493, European Union: European Commission, September 2019, pages 229-230 Retrieved 17 January 2020. The question asked was "Do you consider yourself to be...?" With a card showing: Catholic, Orthodox Christian, Protestant, Other Christian, Jewish, Muslim - Shia, Muslim - Sunni, Other Muslim, Sikh, Buddhist, Hindu, Atheist, Non believer/Agnostic and Other. Also space was given for Refusal (SPONTANEOUS) and Don't Know. Jewish, Sikh, Buddhist and Hindu did not reach the 1% threshold.
Home Office: Country Information and Guidance — Vietnam: Religious minority groups. December 2014. Quoting United Nations' "Press Statement on the visit to the Socialist Republic of Viet Nam by the Special Rapporteur on freedom of religion or belief". Hanoi, Viet Nam 31 July 2014. Vietnamese. Quote, p. 8: "[...] According to the official statistics presented by the Government, the overall number of followers of recognized religions is about 24 million out of a population of almost 90 million. Formally recognized religious communities include 11 million Buddhists, 6.2 million Catholics, 1.4 million Protestants, 4.4 million Cao Dai followers, 1.3 million Hoa Hao Buddhists as well as 75,000 Muslims, 7000 Baha'ís, 1500 Hindus and others. The official number of places of worship comprises 26,387 pagodas, temples, churches and other religious facilities. [...] While the majority of Vietnamese do not belong to one of the officially recognized religious communities, they may nonetheless – occasionally or regularly – practise certain traditional rituals, usually referred to in Viet Nam under the term "belief". Many of those traditional rituals express veneration of ancestors. [...]"
Deeb, Mary Jane. "Religious minorities" Algeria (Country Study). Federal Research Division, Library of Congress; Helen Chapan Metz, ed. December 1993. This article incorporates text from this source, which is in the public domain.[3]
Home Office: Country Information and Guidance — Vietnam: Religious minority groups. December 2014. Quoting United Nations' "Press Statement on the visit to the Socialist Republic of Viet Nam by the Special Rapporteur on freedom of religion or belief". Hanoi, Viet Nam 31 July 2014. Vietnamese. Quote, p. 8: "[...] According to the official statistics presented by the Government, the overall number of followers of recognized religions is about 24 million out of a population of almost 90 million. Formally recognized religious communities include 11 million Buddhists, 6.2 million Catholics, 1.4 million Protestants, 4.4 million Cao Dai followers, 1.3 million Hoa Hao Buddhists as well as 75,000 Muslims, 7000 Baha'ís, 1500 Hindus and others. The official number of places of worship comprises 26,387 pagodas, temples, churches and other religious facilities. [...] While the majority of Vietnamese do not belong to one of the officially recognized religious communities, they may nonetheless – occasionally or regularly – practise certain traditional rituals, usually referred to in Viet Nam under the term "belief". Many of those traditional rituals express veneration of ancestors. [...]"
ECUADOR 2018 INTERNATIONAL RELIGIOUS FREEDOM REPORT. According to a 2012 survey by the National Institute of Statistics and Census, the most recent government survey available, approximately 92 percent of the population professes a religious affiliation or belief. Of those, 80.4 percent is Roman Catholic; 11.3 percent evangelical Christian, including Pentecostals; and 1.3 percent Jehovah's Witnesses. Seven percent belongs to other religious groups.
Cely, Beltrán; Mauricio, William (2013) Del monopolio católico a la explosión pentecostal' (es). Universidad Nacional de Colombia, Facultad de Ciencias Humanas, Centro de Estudios Sociales (CES), Maestría en Sociología, გვ. 101. ISBN978-958-761-465-7. ციტირების თარიღი: 11 დეკემბერი 2021.დაარქივებული 27 March 2016[Date mismatch] საიტზე Wayback Machine.Category:Webarchive-ის თარგის შეტყობინებები
Cely, Beltrán; Mauricio, William (2012). „Descripción cuantitativa de la pluralización religiosa en Colombia“(PDF). Universitas Humanística. 73: 201–238. დაარქივებულია ორიგინალიდან(PDF) — 29 March 2014. Based on a 2010 survey in "major cities throughout the country, many mid-size cities, and the rural region of Uraba".
Cely, Beltrán; Mauricio, William (2013) Del monopolio católico a la explosión pentecostal' (es). Universidad Nacional de Colombia, Facultad de Ciencias Humanas, Centro de Estudios Sociales (CES), Maestría en Sociología, გვ. 101. ISBN978-958-761-465-7. ციტირების თარიღი: 11 დეკემბერი 2021.დაარქივებული 27 March 2016[Date mismatch] საიტზე Wayback Machine.Category:Webarchive-ის თარგის შეტყობინებები
Cely, Beltrán; Mauricio, William (2012). „Descripción cuantitativa de la pluralización religiosa en Colombia“(PDF). Universitas Humanística. 73: 201–238. დაარქივებულია ორიგინალიდან(PDF) — 29 March 2014. Based on a 2010 survey in "major cities throughout the country, many mid-size cities, and the rural region of Uraba".
Congo, Republic of the. Association of Religion Data Archives (2015). დაარქივებულია ორიგინალიდან — 22 ოქტომბერი 2020. ციტირების თარიღი: 18 May 2020
Catechism of the Catholic Church (2nd ed.). Libreria Editrice Vaticana. 2019. Paragraph 835. The rich variety of … theological and spiritual heritages proper to the local churches 'unified in a common effort shows all the more resplendently the catholicity of the undivided Church'.(cf. Second Vatican Council, Dogmatic Constitution on the Church Lumen gentium, 23)
"Definition of Catholic Church on the Your Dictionary website". Yourdictionary.com. Retrieved 3 June 2020. The Roman Catholic Church, which consists of 23 particular Churches in full communion with the Bishop of Rome. The Catholic Church is the world's second largest religious body after Sunni Islam.