Johri, Pk Educational psychology Pk Johri - New Delhi : SBS Publishers & Distributors Pvt. Ltd., c2007. - viii, 318 p. : ill. ; 23 cm. Includes bibliographical references & indx. ISBN: 81-897-41-41-1. Subjects--Topical Terms: 1. Educational psychology. Dewey Class. No.: Circ. 370.15 J82e 2007