Sternberg, Robert J. study smarter , not harder grade for aid educatonal psychology / [Book :] Robert J.Sternberg , wenday m . williams . - London : Allyn and Bacon, 2002. - 241p. ; 28 c.m. ISBN: 0205354203 Subjects--Topical Terms: Education--psychology.Education. Dewey Class. No.: 370,15`076