APA
Clark Leonard .H & Starr Irving .S, . (1986). Secondary and Middle School Teaching Methods. New York: Macmillan Publishing Company.
Chicago
Clark Leonard .H & Starr Irving .S, . 1986. Secondary and Middle School Teaching Methods. New York: Macmillan Publishing Company.
Harvard
Clark Leonard .H & Starr Irving .S, . (1986). Secondary and Middle School Teaching Methods. New York: Macmillan Publishing Company.
MLA
Clark Leonard .H & Starr Irving .S, . Secondary and Middle School Teaching Methods. New York: Macmillan Publishing Company. 1986.