APA (7th ed.) Citation

DeVoney, C., & Busch, D. (1989). Using PC Dos (Third Edition.). Que Corporation.

Chicago Style (17th ed.) Citation

DeVoney, Chris, and David Busch. Using PC Dos. Third Edition. Carmel: Que Corporation, 1989.

MLA (9th ed.) Citation

DeVoney, Chris, and David Busch. Using PC Dos. Third Edition. Que Corporation, 1989.