APA (7th ed.) Citation

Taha, H. A. Wordperfect for IBM Personal Computers and PC Networks ver. 5.1. Wordperfect Software Corporation.

Chicago Style (17th ed.) Citation

Taha, Hamdy A. Wordperfect for IBM Personal Computers and PC Networks Ver. 5.1. Wordperfect Software Corporation.

MLA (8th ed.) Citation

Taha, Hamdy A. Wordperfect for IBM Personal Computers and PC Networks Ver. 5.1. Wordperfect Software Corporation.

Warning: These citations may not always be 100% accurate.