APA

Gowen J. A., . (1973). Progress in writing: a learning program. New York: McGraw-Hill.

Chicago

Gowen James A, . 1973. Progress in writing: a learning program. New York: McGraw-Hill.

Harvard

Gowen J. A., . (1973). Progress in writing: a learning program. New York: McGraw-Hill.

MLA

Gowen James A, . Progress in writing: a learning program. New York: McGraw-Hill. 1973.