Cita APA

Burns, E. M., & Ralph. (1995). World Civilizations: Their history and their culture (7.). Goyal Saab.

Chicago Edition Citation

Burns, Edwad Mcnall, i Ralph. World Civilizations: Their History and Their Culture. 7. Delhi: Goyal Saab, 1995.

Cita MLA

Burns, Edwad Mcnall, i Ralph. World Civilizations: Their History and Their Culture. 7. Goyal Saab, 1995.