APA Style

Creasy, R, K., Resnik, R. (1994). Maternal Fetal Medicine: Principles and Practice (3rd ed). Philadelphia: W.B Saunders Company.

MLA Style

Creasy, Robert, K., Resnik, Robert. "Maternal Fetal Medicine: Principles and Practice". 3rd ed Philadelphia: W.B Saunders Company, 1994. print.