Gage, Nathaniel Lees, 1917- Educational psychology / N.L. Gage, David C. Berliner. - 4th ed. - Boston : Houghton Mifflin Co., 1988. - xv, 737 p. : ill. ; 24 cm. Includes indexes. Bibliogr.: p. 679-723. ISBN: 0395357667 (pbk.) Subjects--Topical Terms: Educational psychology.