Trigger, B. G. (2003). Understanding early civilizations: A comparative study (1. publ.). Cambridge University Press.
Chicago Style (17th ed.) CitationTrigger, Bruce G. Understanding Early Civilizations: A Comparative Study. 1. publ. Cambridge [u.a.]: Cambridge University Press, 2003.
MLA (8th ed.) CitationTrigger, Bruce G. Understanding Early Civilizations: A Comparative Study. 1. publ. Cambridge University Press, 2003.
Warning: These citations may not always be 100% accurate.