APA (7th ed.) Zitazioa
Stearns, P. N., Adas, M., & Schwartz, S. B. (2001). World civilizations: The global experiences (3rd.ed.). Longman.
Chicago Style (17th ed.) Zitazioa
Stearns, Peter N., Michael,II Adas, eta Stuart B. Schwartz. World Civilizations: The Global Experiences. 3rd.ed. New York: Longman, 2001.
MLA (9th ed.) Zitazioa
Stearns, Peter N., et al. World Civilizations: The Global Experiences. 3rd.ed. Longman, 2001.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.