Cita APA (7a ed.)

Roosa, M. W. (1991). Adolescent pregnancy programs collection - an introduction. Family relations, 40(4), 370-372.

Cita Chicago Style (17a ed.)

Roosa, M. W. "Adolescent Pregnancy Programs Collection - an Introduction." Family Relations 40, no. 4 (1991): 370-372.

Cita MLA (9a ed.)

Roosa, M. W. "Adolescent Pregnancy Programs Collection - an Introduction." Family Relations, vol. 40, no. 4, 1991, pp. 370-372.