Clark, Leonard H. The American secondary school curriculum [by] Leonard H. Clark, Raymond L. Klein [and] John B. Burks. - 2d ed. - New York Macmillan [1972] - xv, 607 p. illus. 24 cm. Includes bibliographies. LCCN: 73156981 Subjects--Topical Terms: High schools--Curricula. LC Class. No.: LB1628 / .C48 1972 Dewey Class. No.: 373.1/9