(1970). Manual of Family Planning and Contraceptive Practice. Baltimore: The William and Wilkins.
استشهاد بنمط شيكاغوManual of Family Planning and Contraceptive Practice. Baltimore: The William and Wilkins, 1970.
MLA استشهادManual of Family Planning and Contraceptive Practice. Baltimore: The William and Wilkins, 1970.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.