APA Цитирование

Lee, J. (1993). Natural family planning. Advocates and detractors have different sexual philosophies.

Chicago-стиль цитирования

Lee, J. Natural Family Planning. Advocates and Detractors Have Different Sexual Philosophies. 1993.

MLA-цитирование

Lee, J. Natural Family Planning. Advocates and Detractors Have Different Sexual Philosophies. 1993.

Предупреждение: эти цитированмия не могут быть всегда правильны на 100%.