APA (7th ed.) Citation

Que Development Group. (1991). Using 1-2-3 for Windows. Que Corp..

Chicago Style (17th ed.) Citation

Que Development Group. Using 1-2-3 for Windows. Carmel, Ind.: Que Corp., 1991.

MLA (9th ed.) Citation

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

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