APA (7th ed.) Citation

Acerson, K. L. (1990). WordPerfect 5.1: The complete reference. Osborne McGraw-Hill.

Chicago Style (17th ed.) Citation

Acerson, Karen L. WordPerfect 5.1: The Complete Reference. Berkeley, Calif: Osborne McGraw-Hill, 1990.

MLA (9th ed.) Citation

Acerson, Karen L. WordPerfect 5.1: The Complete Reference. Osborne McGraw-Hill, 1990.