Gaya APA

L., R, , A., J., R, , A. (1963). The Avian Egg (2nd. Ed.). New York: John Wiley dan Sons Inc..

Gaya MLA

L., Romanoff, , Alexis., J., Romanoff, , Anastasia. "The Avian Egg". 2nd. Ed. New York: John Wiley dan Sons Inc., 1963. Text.