Ullmann, Leonard P A psychological approach to abnormal behavior Leonard P. Ullmann, Leonard Krasner - 2d ed. - Englewood Cliffs, N.J. Prentice-Hall 1975 - xxii, 776 p. : ill. ; 24 cm. Bibliography: p. 623-724. ISBN: 0137325452 LCCN: 74-028271 Subjects--Topical Terms: Psychology, Pathological