APA Цитирование

Drew, B. (1980). The effect of progesterone treatment on the fertility of dairy cows. BioMed Central.

Chicago-стиль цитирования

Drew, B. The Effect of Progesterone Treatment On the Fertility of Dairy Cows. BioMed Central, 1980.

MLA-цитирование

Drew, B. The Effect of Progesterone Treatment On the Fertility of Dairy Cows. BioMed Central, 1980.

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