APA引文

Klaus Kalthoff. (2001). Analysis of biological development. New York: McGraw-Hill.

Trích dẫn kiểu Chicago

Klaus Kalthoff. Analysis of Biological Development. New York: McGraw-Hill, 2001.

MLA引文

Klaus Kalthoff. Analysis of Biological Development. New York: McGraw-Hill, 2001.

警告：這些引文格式不一定是100％准確.