APA引文

M J T. Norman. (1984). The ecology of tropical food crops. London: Cambridge Univ. Press.

Trích dẫn kiểu Chicago

M J T. Norman. The Ecology of Tropical Food Crops. London: Cambridge Univ. Press, 1984.

MLA引文

M J T. Norman. The Ecology of Tropical Food Crops. London: Cambridge Univ. Press, 1984.

警告：這些引文格式不一定是100％准確.