Holt, Andrew P.; Muldoon, James (2008). Competing Voices from the Crusades. Greenwood World Pub. p. xiv. ISBN978-1-84645-011-2. (requiere registro). «...one made during a visit to Greece in 2001 for the crusaders' sack of Constantinople in 1204. Three years later, Ecumenical Patriarch Bartholomew I, the spiritual leader of the world's 300 million Orthodox Christians, finally accepted the Pope's».
Finding Global Balance. World Bank Publications. p. 119. Consultado el 2 de agosto de 2015. (requiere registro). «His All Holiness is the spiritual leader of 300 million Orthodox Christians worldwide».
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Fitzgerald, Thomas E. (1998). The Orthodox Church. Greenwood Publishing Group. p. 117. ISBN978-0-275-96438-2. «THE VISIT OF THE ECUMENICAL PATRIARCH Ecumenical Patriarch Dimitrios I of Constantinople, together with a delegation that included five Metropolitans made an unprecedented visit to the United States 2–29 July 1990. Among the delegation was the present patriarch, Patriarch Bartholomew, who succeeded Patriarch Dimitrios in 1991. Although other Orthodox Patriarchs had visited this country in the past, this was the first visit of the Ecumenical Patriarch. His visit had a special significance because he is viewed as the first bishop of the Orthodox Church. As such, the Ecumenical Patriarch is frequently looked upon as the spiritual leader of the 300 million Orthodox Christians throughout the world».
Eastern Churches Journal: A Journal of Eastern Christendom. Society of Saint John Chrysostom. 2004. p. 181. «His All Holiness Ecumenical Patriarch Bartholomew is the 270th successor to the Apostle Andrew and spiritual leader of 300 million Orthodox Christians worldwide.»
Jewish Political Studies Review. Jerusalem Center for Public Affairs. 2001. p. 8. «Bartholomew I, the Ecumenical Patriarch of Constantinople, the spiritual leader of an estimated 300 million Orthodox Christians around the ..»
Moore, Kathleen Dean; Nelson, Michael P. (15 de abril de 2011). Moral Ground: Ethical Action for a Planet in Peril. Trinity University Press. p. 133. ISBN978-1-59534-105-1. «Bartholomew I, the Ecumenical Patriarch of Constantinople, spiritual leader of 300 million Orthodox Christians worldwide.»
The Living Church. The Living Church by Morehouse-Gorham Company. 1997. p. 3. «the Ecumenical Patriarch of Constantinople, Bartholomew I, is now touring 14 cities on his first visit to the United States. The 57-year-old leader of 300 million Orthodox Christians wore a gold and crimson mandya with train and tinkling bells».
Bassett, Libby; United Nations Environment Programme (2000). Earth and Faith: A Book of Reflection for Action. UNEP/Earthprint. p. 16. ISBN978-92-807-1915-4. «Bartholomew I, the Ecumenical Patriarch of Constantinople, spiritual leader of 300 million Orthodox Christians worldwide.»
Taylor, Bron (10 de junio de 2008). Encyclopedia of Religion and Nature. A&C Black. p. 158. ISBN978-1-4411-2278-0. «The spiritual leader of the over 300 million Orthodox Christians worldwide, Ecumenical Patriarch Bartholomew – who has widely ...»
«Quick facts about the Ecumenical Patriarch of Constantinople». Ecumenical Patriarch of Constantinople. Consultado el 18 de junio de 2011. «His All Holiness Ecumenical Patriarch Bartholomew serves as the spiritual leader and representative worldwide voice of some 300 million Orthodox Christians throughout the world».
