APA Цитирование

Greiver, M. (1999). Practice tips. Emergency contraception. College of Family Physicians of Canada.

Chicago-стиль цитирования

Greiver, M. Practice Tips. Emergency Contraception. College of Family Physicians of Canada, 1999.

MLA-цитирование

Greiver, M. Practice Tips. Emergency Contraception. College of Family Physicians of Canada, 1999.

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