Cita APA (7th ed.)
Worthington, E. L. (1987). Counseling for unplanned pregnancy and infertility. Word Books.
Cita Chicago (17th ed.)
Worthington, Everett L. Counseling for Unplanned Pregnancy and Infertility. Waco, Tex.: Word Books, 1987.
Cita MLA (9th ed.)
Worthington, Everett L. Counseling for Unplanned Pregnancy and Infertility. Word Books, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.