Lawrence, Ruth A. 1924- Breastfeeding : a guide for the medical profession / Ruth A. Lawrence. - 3a ed. - New York : Mosby Company, 1989. - 652 p. ISBN: 0-8016-2803-2 Subjects--Topical Terms: Lactancia --Obras populares.Lactancia Materna Dewey Class. No.: 613.2'69 / L419b