APA (7th ed.) Citation

OneOnOne Computer Training (Firm) & Wolf, C. R. (1991). How to use MS-DOS 5. OneOnOne Computer Training.

Chicago Style (17th ed.) Citation

OneOnOne Computer Training (Firm) and Charles R. Wolf. How to Use MS-DOS 5. Addison, IL: OneOnOne Computer Training, 1991.

MLA (9th ed.) Citation

OneOnOne Computer Training (Firm) and Charles R. Wolf. How to Use MS-DOS 5. OneOnOne Computer Training, 1991.

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