Korb, Margaret P, b.1920 Gestalt therapy practice and theory / Margaret P. Korb, Jeffrey Gorrell, Vernon Van De Riet - 2nd ed. - New York : Pergamon Press, 1989 - 169 p. ; 24 cm. - Psychology practitioner guidebooks . Bibliography : p. 159-163 ISBN: 0080364357 Subjects--Topical Terms: Gestalt therapy