Intrinsic and extrinsic motivation :
Intrinsic and extrinsic motivation : the search for optimal motivation and performance / edited by Carol Sansone, Judith M. Harackiewicz. - San Diego : London : Academic Press, c2000. - xix, 489 p.; ill.; 24 cm. - Educational psychology series (Academic Press) .
Includes bibliographical references and index.
0126190704 9780126190700
LB1065.I49 2000
Motivation in education.
Motivation (Psychology)
LB1065.I49 2000