Cita APA (7a ed.)

CUNNINGHAM, F. (2014). Williams Obstetri. McGraw-Hill Book Company.

Cita Chicago Style (17a ed.)

CUNNINGHAM, F.Gary. Williams Obstetri. McGraw-Hill Book Company, 2014.

Cita MLA (9a ed.)

CUNNINGHAM, F.Gary. Williams Obstetri. McGraw-Hill Book Company, 2014.