HOFFMAN, B. L. (2011). Williams Obstetrics Study Guide. Mc Graw- hill.
Citación estilo ChicagoHOFFMAN, Barbara L. Williams Obstetrics Study Guide. Mc Graw- hill, 2011.
Cita MLAHOFFMAN, Barbara L. Williams Obstetrics Study Guide. Mc Graw- hill, 2011.
Warning: These citations may not always be 100% accurate.