Dyfyniad APA

Susan Nolen-Hoeksema. (2010). Abnormal Psychology (5th.). McGraw-Hill Higher Education.

Dyfyniad Arddull Chicago

Susan Nolen-Hoeksema. Abnormal Psychology. 5th. McGraw-Hill Higher Education, 2010.

Dyfyniad MLA

Susan Nolen-Hoeksema. Abnormal Psychology. 5th. McGraw-Hill Higher Education, 2010.

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