Northwestern University (Evanston, Ill.). Program for Applied Research on Fertility Regulation, Northwestern University Evanston, Ill. Program for Advanced Research on Fertility Regulation, Workshop on Risks, Benefits, and Controversies in Fertility Control (1977 : Arlington, Va.), Sciarra, J. J., Speidel, J. J., & Zatuchni, G. I. (1978). Risks, benefits, and controversies in fertility control: Proceedings of a Workshop on Risks, Benefits, and Controversies in Fertility Control, held in Arlington, Virginia, United States of America. Medical Dept., Harper & Row.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Northwestern University (Evanston, Ill.). Program for Applied Research on Fertility Regulation, Ill. Program for Advanced Research on Fertility Regulation Northwestern University Evanston, Benefits Workshop on Risks, John J. Sciarra, J. Joseph Speidel, و Gerald I. Zatuchni. Risks, Benefits, and Controversies in Fertility Control: Proceedings of a Workshop on Risks, Benefits, and Controversies in Fertility Control, Held in Arlington, Virginia, United States of America. Hagerstown, Md: Medical Dept., Harper & Row, 1978.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Northwestern University (Evanston, Ill.). Program for Applied Research on Fertility Regulation, et al. Risks, Benefits, and Controversies in Fertility Control: Proceedings of a Workshop on Risks, Benefits, and Controversies in Fertility Control, Held in Arlington, Virginia, United States of America. Medical Dept., Harper & Row, 1978.