Dyfyniad APA

Chaisson, E. (2006). Epic of evolution: Seven ages of the cosmos. Columbia University Press.

Dyfyniad Arddull Chicago

Chaisson, Eric. Epic of Evolution: Seven Ages of the Cosmos. New York: Columbia University Press, 2006.

Dyfyniad MLA

Chaisson, Eric. Epic of Evolution: Seven Ages of the Cosmos. Columbia University Press, 2006.

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