APA (7th ed.) Zitazioa

Burke, E., & Pomeranz, K. (2009). The environment and world history. AUWSF.

Chicago Style (17th ed.) Zitazioa

Burke, Edmund, eta Kenneth Pomeranz. The Environment and World History. Berkeley: AUWSF, 2009.

MLA (9th ed.) Zitazioa

Burke, Edmund, eta Kenneth Pomeranz. The Environment and World History. AUWSF, 2009.