APA

Clem J. E., . (1955). Techniques of teaching typewriting. New York: Gregg Pub. Division, McGraw-Hill.

Chicago

Clem Jane E, . 1955. Techniques of teaching typewriting. New York: Gregg Pub. Division, McGraw-Hill.

Harvard

Clem J. E., . (1955). Techniques of teaching typewriting. New York: Gregg Pub. Division, McGraw-Hill.

MLA

Clem Jane E, . Techniques of teaching typewriting. New York: Gregg Pub. Division, McGraw-Hill. 1955.