Slavin, Robert E. Educational psychology : theory and practice / Robert E. Slavin. - 8th ed. - Boston : Pearson/Allyn & Bacon, c2006. - xxvii, 609 p. : ill. (chiefly col.) ; 28 cm. ISBN: 020545531X (pbk.) Subjects--Topical Terms: Educational psychology. Dewey Class. No.: 370.15 / SLA