APA (7th ed.) Citation

Que Corporation & Ewing, D. P. (1989). Using 1-2-3 release 2.2 (Special ed.). The Corporation.

Chicago Style (17th ed.) Citation

Que Corporation and David Paul Ewing. Using 1-2-3 Release 2.2. Special ed. Carmel, IN: The Corporation, 1989.

MLA (9th ed.) Citation

Que Corporation and David Paul Ewing. Using 1-2-3 Release 2.2. Special ed. The Corporation, 1989.