Cita APA (7a ed.)

Creasy, R. K., & Resnik, R. (1994). Maternal-fetal medicine: Principles and practice (3rd ed.). Saunders.

Cita Chicago Style (17a ed.)

Creasy, Robert K., y Robert Resnik. Maternal-fetal Medicine: Principles and Practice. 3rd ed. Philadelphia [etc.]: Saunders, 1994.

Cita MLA (9a ed.)

Creasy, Robert K., y Robert Resnik. Maternal-fetal Medicine: Principles and Practice. 3rd ed. Saunders, 1994.