APA

Turner R. P., Willis H. & Sears D. A. (1982). Report writing eng. 104: Expository writing. [y.y.]: Middle East Technical University.

Chicago

Turner R P, Willis H and Sears D A. 1982. Report writing eng. 104: Expository writing. [y.y.]: Middle East Technical University.

Harvard

Turner R. P., Willis H. and Sears D. A. (1982). Report writing eng. 104: Expository writing. [y.y.]: Middle East Technical University.

MLA

Turner R P, Willis H and Sears D A. Report writing eng. 104: Expository writing. [y.y.]: Middle East Technical University. 1982.