Crawford, J. Selwyn Principles and practice of obstetric anaesthesia / J. Selwyn Crawford - Cuarta edición - Oxford : Blackwell Scientific Publications, 1978 - xxiv, 392 p Anestesiología ISBN: 0632003820 Subjects--Topical Terms: Anestesia obstétricaTrabajo (Obstetricia) Dewey Class. No.: 617.9682 C899p 1978