APA引文

Litwack, G. (2003). Vitamins and hormones. New York: Academic Press.

Trích dẫn kiểu Chicago

Litwack, Gerald. Vitamins and Hormones. New York: Academic Press, 2003.

MLA引文

Litwack, Gerald. Vitamins and Hormones. New York: Academic Press, 2003.

警告：这些引文格式不一定是100％准确.