Wlodkowski, Raymond J. Motivation / by Raymond J. Wlodkowski. - Rev. ed. - Washington, D.C.: National Education Association, 1982 - 402 p. ; 22 cm. - What research says to the teacher. . Includes bibliographical references. ISBN: 0810610426(pbk) Subjects--Topical Terms: Motivation in education Dewey Class. No.: 370.155