Dyfyniad APA

BLONNA, R. (2012). Coping with stress in a changing world. McGraw-Hill Book Company.

Dyfyniad Arddull Chicago

BLONNA, Richard. Coping with Stress in a Changing World. McGraw-Hill Book Company, 2012.

Dyfyniad MLA

BLONNA, Richard. Coping with Stress in a Changing World. McGraw-Hill Book Company, 2012.

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