Dyfyniad APA

Hetherington, E. M., Parke, R. D., & Locke, V. O. (2003). Child psychology: A contemporary viewpoint (Updated 5th ed.). McGraw-Hill.

Dyfyniad Arddull Chicago

Hetherington, E. Mavis, Ross D. Parke, and Virginia O. Locke. Child Psychology: A Contemporary Viewpoint. Updated 5th ed. Boston: McGraw-Hill, 2003.

Dyfyniad MLA

Hetherington, E. Mavis, et al. Child Psychology: A Contemporary Viewpoint. Updated 5th ed. McGraw-Hill, 2003.

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