Corey, Marianne Schneider, 1942- Groups : process and practice / Mariannes Schneider Corey, Gerald Corey, Cindy Corey. - 8th ed. - Belmont, Calif. : Brooks/Cole, 2010. - xxii, 454 p. ; 24 cm. Includes bibliographical references (p. 431-443) and index. ISBN: 9780495600763 (pbk.) RM423.65 Subjects--Topical Terms: Group counseling.Group relations training.