Mayer, Richard E., 1947- Learning and instruction / Richard E. Mayer. - Upper Saddle River, N.J. : Merrill, c2003. - xi, 516 p. : ill. ; 24 cm. ISBN: 0130983969 9780130983961 Subjects--Topical Terms: Educational psychology.Teaching.Learning. LC Class. No.: LB1051 / .M3913 2003 Dewey Class. No.: 370.15/23