Klausmeier, Herbert J. Teaching in the elementary school. Herbert J. Klausmeier and Katharine Dresden. - 2d ed. - New York Harper 1962. - 622 p. illus. 25 cm. - Exploration series in education . LCCN: 62008893 /L Subjects--Topical Terms: TeachingEducation , Elementary LC Class. No.: LB1715 / .K47 1962 Dewey Class. No.: 372