Cita APA (7a ed.)
(2003). The Great Popes through History: An Encyclopedia (Book). Booklist, 99(21), 1915-1917.
Cita Chicago Style (17a ed.)
"The Great Popes Through History: An Encyclopedia (Book)." Booklist 99, no. 21 (2003): 1915-1917.
Cita MLA (9a ed.)
"The Great Popes Through History: An Encyclopedia (Book)." Booklist, vol. 99, no. 21, 2003, pp. 1915-1917.
Precaución: Estas citas no son 100% exactas.