APA (7th ed.) Citation

Que Development Group. (1991). Using 1-2-3 for windows. Que Publishing.

Chicago Style (17th ed.) Citation

Que Development Group. Using 1-2-3 for Windows. Indiana: Que Publishing, 1991.

MLA (9th ed.) Citation

Que Development Group. Using 1-2-3 for Windows. Que Publishing, 1991.

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