Cita APA (7a ed.)
Collins, R. F. (2008). World War I: Primary documents on events from 1914 to 1919. Greenwood Press.
Cita Chicago Style (17a ed.)
Collins, Ross F. World War I: Primary Documents on Events from 1914 to 1919. Westport, Conn.: Greenwood Press, 2008.
Cita MLA (9a ed.)
Collins, Ross F. World War I: Primary Documents on Events from 1914 to 1919. Greenwood Press, 2008.
Precaución: Estas citas no son 100% exactas.