OKUN, BARBARA F. EFFECTIVE HELPING: INTERVIEWING AND COUNSELING TECHNIQUES, SECOND EDITION - 2ND ED. - CALIFORNIA CITY Estados Unidos BROOKS/COLE PUBLISHING COMPANY 1982 - 288 ISBN: 0818504560 LCCN: 27775 Subjects--Topical Terms: AYUDA AL COMPORTAMIENTOENTREVISTAS Dewey Class. No.: 158.3