APA (7th ed.) Citation

Ettlin, W. A. (1987). WordStar 4.0 made easy. Osborne/ McGraw-Hill.

Chicago Style (17th ed.) Citation

Ettlin, Walter A. WordStar 4.0 Made Easy. Berkeley, Calif.: Osborne/ McGraw-Hill, 1987.

MLA (9th ed.) Citation

Ettlin, Walter A. WordStar 4.0 Made Easy. Osborne/ McGraw-Hill, 1987.