Cita APA (7a ed.)

Robertson, C. (2013). Safety, nutrition, & health in early education (5th ed., International ed.). Wadsworth/Cengage Learning.

Cita Chicago Style (17a ed.)

Robertson, Cathie. Safety, Nutrition, & Health in Early Education. 5th ed., International ed. Australia: Wadsworth/Cengage Learning, 2013.

Cita MLA (9a ed.)

Robertson, Cathie. Safety, Nutrition, & Health in Early Education. 5th ed., International ed. Wadsworth/Cengage Learning, 2013.