JACKSON, SHERRI L. RESEARCH METHODS AND STATISTICS: A CRITICAL THINKING APPROACH - 4TH ED. - BELMONT Estados Unidos WADSWORTH CENGAGE LEARNING 2012 - 510 ISBN: 97811111346584 LCCN: 87989 Subjects--Topical Terms: PSICOLOGIA - INVESTIGACION - METODOLOGIAPSICOMETRIA Dewey Class. No.: 150.72