APA引文

G Williamson. (1959). An introduction to animal husbandry in the tropics. London: Longman.

Trích dẫn kiểu Chicago

G Williamson. An Introduction to Animal Husbandry in the Tropics. London: Longman, 1959.

MLA引文

G Williamson. An Introduction to Animal Husbandry in the Tropics. London: Longman, 1959.

警告：這些引文格式不一定是100％准確.