APA

Crouch W. G., Zetler R. L., . (1964). A guide to technical writing. New York: Ronald Press Co.

Chicago

Crouch William George, Zetler Robert L, . 1964. A guide to technical writing. New York: Ronald Press Co.

Harvard

Crouch W. G., Zetler R. L., . (1964). A guide to technical writing. New York: Ronald Press Co.

MLA

Crouch William George, Zetler Robert L, . A guide to technical writing. New York: Ronald Press Co. 1964.