Dyfyniad APA

Richards, M. D. (2004). Revolutions in world history. Routledge.

Dyfyniad Arddull Chicago

Richards, Michael D. Revolutions in World History. New York: Routledge, 2004.

Dyfyniad MLA

Richards, Michael D. Revolutions in World History. Routledge, 2004.

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