Dyfyniad APA

Rogers,Tim, & Graham, F. (2007). Responding to stress. Viva Books.

Dyfyniad Arddull Chicago

Rogers,Tim, and Fiana Graham. Responding to Stress. New Delhi: Viva Books, 2007.

Dyfyniad MLA

Rogers,Tim, and Fiana Graham. Responding to Stress. Viva Books, 2007.

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