Tohutoro APA (7th ed.)

National Research Council (U.S.). Panel on Adolescent Pregnancy and Childbearing, ebrary, Inc, & Hayes, C. D. (1987). Risking the future: Adolescent sexuality, pregnancy, and childbearing. National Academy Press.

Tohutoru Kātū Chicago (17th ed.)

National Research Council (U.S.). Panel on Adolescent Pregnancy and Childbearing, Inc ebrary, me Cheryl D. Hayes. Risking the Future: Adolescent Sexuality, Pregnancy, and Childbearing. Washington, D.C.: National Academy Press, 1987.

Tohutoro MLA (9th ed.)

National Research Council (U.S.). Panel on Adolescent Pregnancy and Childbearing, et al. Risking the Future: Adolescent Sexuality, Pregnancy, and Childbearing. National Academy Press, 1987.