APA

Krapp G. P., . (1962). A comprehensive guide to good English. New York: F. Ungar Pub. Co.

Chicago

Krapp George Philip, . 1962. A comprehensive guide to good English. New York: F. Ungar Pub. Co.

Harvard

Krapp G. P., . (1962). A comprehensive guide to good English. New York: F. Ungar Pub. Co.

MLA

Krapp George Philip, . A comprehensive guide to good English. New York: F. Ungar Pub. Co. 1962.