"The History of the Emblems". International Committee of the Red Cross. 2006-03-14. Archived from the original on 3 Aug 2012. Retrieved 2009-05-29. History of the emblems of the International Red Cross: An account of this organisation's need to adopt an emblem to represent itself, and the factors which led to it eventually adopting a second (the red crescent) and third (the red crystal).
symbol. United Kingdom: AskOxford - Compact Oxford English Dictionary. 1989. ISBN0-19-861186-2. Archived from the original on February 23, 2007.
books.google.com
Burgoon, Judee K.; Guerrero, Laura K.; Floyd, Kory (8 January 2016). Nonverbal Communication (1st ed.). Pearson Education, Inc. p. 432. ISBN9780205525003. Retrieved 12 April 2017.
"The History of the Emblems". International Committee of the Red Cross. 2006-03-14. Archived from the original on 3 Aug 2012. Retrieved 2009-05-29. History of the emblems of the International Red Cross: An account of this organisation's need to adopt an emblem to represent itself, and the factors which led to it eventually adopting a second (the red crescent) and third (the red crystal).
Piperno, Roberto. Rosamie Moore (ed.). "Obelisks of Rome". Retrieved 2009-05-29. [dead link] Historical information, a map, photographs, and descriptions of Egyptian obelisks in Rome.
mun.ca
Barker, William; Mark Feltham; Jean Guthrie (1995-10-26). "Alciato's Book of Emblems: The Memorial Web Edition in Latin and English". Memorial University of Newfoundland. Archived from the original on Jan 22, 2009. Retrieved 2009-05-29. This page states that "Andrea Alciato's [Emblemata] had enormous influence and popularity in the 16th and 17th centuries".
Barker, William; Mark Feltham; Jean Guthrie (1995-10-26). "Alciato's Book of Emblems: The Memorial Web Edition in Latin and English". Memorial University of Newfoundland. Archived from the original on Jan 22, 2009. Retrieved 2009-05-29. This page states that "Andrea Alciato's [Emblemata] had enormous influence and popularity in the 16th and 17th centuries".
