APA Edition Citation

Purchon, R. D. (1977). The biology of the Mollusca (2d ed.). Pergamon Press.

Chicago Edition Citation

Purchon, R. D. The Biology of the Mollusca. 2d ed. Oxford ; New York: Pergamon Press, 1977.

MLA Edition Citation

Purchon, R. D. The Biology of the Mollusca. 2d ed. Pergamon Press, 1977.

Warning: These citations may not always be 100% accurate.