APA引文

Schmidt-Nielsen, K. (1972). How animals work. Cambridge: Cambridge U.P..

Trích dẫn kiểu Chicago

Schmidt-Nielsen, Knut. How Animals Work. Cambridge: Cambridge U.P., 1972.

MLA引文

Schmidt-Nielsen, Knut. How Animals Work. Cambridge: Cambridge U.P., 1972.

警告：这些引文格式不一定是100％准确.