Cita APA (7th ed.)
Miller, B. C., & Card, J. J. (1992). Preventing adolescent pregnancy: Model programs and evaluations. Sage.
Cita Chicago (17th ed.)
Miller, Brent C., i Josefina J. Card. Preventing Adolescent Pregnancy: Model Programs and Evaluations. London: Sage, 1992.
Cita MLA (9th ed.)
Miller, Brent C., i Josefina J. Card. Preventing Adolescent Pregnancy: Model Programs and Evaluations. Sage, 1992.
Atenció: Aquestes cites poden no estar 100% correctes.