APA (7th ed.) Citation

Watt, W. W. (1967). A short guide to English usage. World Pub. Co..

Chicago Style (17th ed.) Citation

Watt, William Whyte. A Short Guide to English Usage. Cleveland: World Pub. Co., 1967.

MLA (9th ed.) Citation

Watt, William Whyte. A Short Guide to English Usage. World Pub. Co., 1967.