Perrin Fleming Allen Clay Psychology Its methods and principles - Meerut Shalabh Publishing House India 2011 - xii,387p. cm. ISBN: 9788188681235 (hbk) 1650 Standard No.: 12091 Source: 6877, 11/03/2014, Friends Publications (India) Textual Subjects--Topical Terms: PSYCHOLOGY Dewey Class. No.: S, Q1