Cita APA (7th ed.)

Hetherington, E. M., Locke, V. O., & Parke, R. D. (1999). Child psychology: A contemporary viewpoint (5th ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Hetherington, E. Mavis, Virginia O. Locke, i Ross D. Parke. Child Psychology: A Contemporary Viewpoint. 5th ed. Boston: McGraw-Hill, 1999.

Cita MLA (9th ed.)

Hetherington, E. Mavis, et al. Child Psychology: A Contemporary Viewpoint. 5th ed. McGraw-Hill, 1999.