Dyfyniad APA

Card, J. J. (1993). Handbook of adolescent sexuality and pregnancy: Research and evaluation instruments. SAGE.

Dyfyniad Arddull Chicago

Card, Josefina J. Handbook of Adolescent Sexuality and Pregnancy: Research and Evaluation Instruments. London: SAGE, 1993.

Dyfyniad MLA

Card, Josefina J. Handbook of Adolescent Sexuality and Pregnancy: Research and Evaluation Instruments. SAGE, 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.