APA

Clark L. H., Starr I. S., . (1959). Secondary school teaching methods. New York: Macmillan.

Chicago

Clark Leonard H, Starr Irving S, . 1959. Secondary school teaching methods. New York: Macmillan.

Harvard

Clark L. H., Starr I. S., . (1959). Secondary school teaching methods. New York: Macmillan.

MLA

Clark Leonard H, Starr Irving S, . Secondary school teaching methods. New York: Macmillan. 1959.