Dyfyniad APA

Hall, B. K. (2011). Evolution: Principles and processes. Jones and Barlett publishers.

Dyfyniad Arddull Chicago

Hall, Brian K. Evolution: Principles and Processes. Canada: Jones and Barlett publishers, 2011.

Dyfyniad MLA

Hall, Brian K. Evolution: Principles and Processes. Jones and Barlett publishers, 2011.

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