APA

Clark L. H., Klein R. L. & Burks J. B. (1972). The American secondary school curriculum. New York: Macmillan.

Chicago

Clark Leonard H, Klein Raymond L and Burks John B. 1972. The American secondary school curriculum. New York: Macmillan.

Harvard

Clark L. H., Klein R. L. and Burks J. B. (1972). The American secondary school curriculum. New York: Macmillan.

MLA

Clark Leonard H, Klein Raymond L and Burks John B. The American secondary school curriculum. New York: Macmillan. 1972.