APA-viite (7. p.)

Cowper, A., & Young, C. (1989). Family planning: Fundamentals for health professionals (2nd ed.). Croom Helm.

Chicago-viite (17. p.)

Cowper, Ann, ja Cyril Young. Family Planning: Fundamentals for Health Professionals. 2nd ed. London: Croom Helm, 1989.

MLA-viite (9. p.)

Cowper, Ann, ja Cyril Young. Family Planning: Fundamentals for Health Professionals. 2nd ed. Croom Helm, 1989.