Kaplan, Robert M. 1947- Psychological testing : principles, applications, & issues / Robert M. Kaplan, Dennis P. Saccuzzo. - 9th ed - Belmont : Cengage Learning, 2018 - xxiii, 710 p . : illustrations ; 24 cm Fourth edition published in 2013. Includes bibliographical references and indexes. ISBN: 9781337098137 1337098132 LCCN: 2016948139 Subjects--Topical Terms: Psychological tests.