Mahler, Margaret S. The Psychological birth of the human infant symbiosis and individuation symbiosis and individuation / Margaret S. Mahler, Fred Pine, Anni Bergman - London Hutchinson 1975 - xii, 308 p. : ill. ; 25 cm. Includes indexes. Bibliography: p. 273-288. ISBN: 0091250706 LCCN: 74-077255 Subjects--Topical Terms: Infant psychologySymbiosis (Psychology)Separation--individuation