APA (7th ed.) Citation

(1991). Word processing using wordperfect. Эксмо.

Chicago Style (17th ed.) Citation

Word Processing Using Wordperfect. Utah: Эксмо, 1991.

MLA (8th ed.) Citation

Word Processing Using Wordperfect. Эксмо, 1991.

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