APA
Derek Barton, . (1985). Tethradon. New York: Pergamon Press.
Chicago
Derek Barton, . 1985. Tethradon. New York: Pergamon Press.
Harvard
Derek Barton, . (1985). Tethradon. New York: Pergamon Press.
MLA
Derek Barton, . Tethradon. New York: Pergamon Press. 1985.