Dyfyniad APA

Knapp, S. E. (2005). Parenting skills homework planner. New York: Wiley.

Dyfyniad Arddull Chicago

Knapp, Sarah Edison. Parenting Skills Homework Planner. New York: Wiley, 2005.

Dyfyniad MLA

Knapp, Sarah Edison. Parenting Skills Homework Planner. New York: Wiley, 2005.

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