Winter, R. (1991). 1-2-3 for DOS Release 2.3 Quickstart: The step-by-step approach. Que Corporation.
Chicago Style (17th ed.) CitationWinter, Rick. 1-2-3 for DOS Release 2.3 Quickstart: The Step-by-step Approach. U.S.A: Que Corporation, 1991.
MLA (9th ed.) CitationWinter, Rick. 1-2-3 for DOS Release 2.3 Quickstart: The Step-by-step Approach. Que Corporation, 1991.
Warning: These citations may not always be 100% accurate.