Trích dẫn APA

P K George. (1978). Fertility studies of semen preserved in coconut milk extender. College of veterinary and animal sciences.

Trích dẫn kiểu Chicago

P K George. Fertility Studies of Semen Preserved in Coconut Milk Extender. College of veterinary and animal sciences, 1978.

Trích dẫn MLA

P K George. Fertility Studies of Semen Preserved in Coconut Milk Extender. College of veterinary and animal sciences, 1978.

Cảnh báo: Các trích dẫn này có thể không phải lúc nào cũng chính xác 100%.