APA (7th ed.) Citation

Winter, R. (1991). 1-2-3 for DOS release 2.3 QuickStart. Global.

Chicago Style (17th ed.) Citation

Winter, Rick. 1-2-3 for DOS Release 2.3 QuickStart. Manila: Global, 1991.

MLA (9th ed.) Citation

Winter, Rick. 1-2-3 for DOS Release 2.3 QuickStart. Global, 1991.

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