Gregory Robert J. Psychological testing History, principles, and applications Gregory Robert J. - 7th - Boston Pearson UK 2015 - 589p. cm. ISBN: 9781292058801 (pbk) 4958.27 Standard No.: 25495 Source: 341, 18/03/2016, Sunrise Books Textual Subjects--Topical Terms: PSYCHOLOGY Dewey Class. No.: S:7:6, Q5