Kaplan, Robert M. Psychological testing principles, applications, and issues Robert M. Kaplan, Dennis P. Saccuzzo. - 5th ed.. - Singapore Wadsworth 2001 - xxiii, 708p.; 24cm. ISBN: 981-240-383-3. Subjects--Topical Terms: Psychology Methodology Clinical Psychology Ability Testing. Dewey Class. No.: 150.287 / K12P