Perry, M. (2011). Western civilization: A brief history (7th ed., International ed.). Wadsworth/Cengage Learning.
Čikaški stil citiranja (17. izdanje)Perry, Marvin. Western Civilization: A Brief History. 7th ed., International ed. Australia: Wadsworth/Cengage Learning, 2011.
MLA način citiranja (9. izdanje)Perry, Marvin. Western Civilization: A Brief History. 7th ed., International ed. Wadsworth/Cengage Learning, 2011.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.