Skinner, Charles E., 1891-1983, Essentials of educational psychology by Philip Lawrence Harriman [and others] - Englewood Cliffs, N.J. : Prentice-Hall, 1958. - xi, 528 p. : ill .; 22 cm. - Prentice-Hall psychology series . "Formerly published as Elementary educational psychology." Includes index.. Subjects--Topical Terms: Educational psychology. Dewey Class. No.: 370.15 / SKE 1958