APA (7th ed.) Citation

Chua. (1993). Windows 3.1: A step-by-step guide. Federal Publications.

Chicago Style (17th ed.) Citation

Chua. Windows 3.1: A Step-by-step Guide. Kuala Lumpur: Federal Publications, 1993.

MLA (8th ed.) Citation

Chua. Windows 3.1: A Step-by-step Guide. Federal Publications, 1993.

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