Dyfyniad APA

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

Dyfyniad Arddull Chicago

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

Dyfyniad MLA

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

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.