APA aipamena

Clark, P. (2013). Cities in world history. Oxford: Oxford University Press.

Chicago Style aipamena

Clark, Peter. Cities in World History. Oxford: Oxford University Press, 2013.

MLA aipamena

Clark, Peter. Cities in World History. Oxford: Oxford University Press, 2013.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.