APA (7th ed.) Citation

Barker, D. ., & Barker, C. (1991). Working with Windows 3. Boyd & Fraser.

Chicago Style (17th ed.) Citation

Barker, Donald , and Chia-Ling Barker. Working with Windows 3. Boston, Mass.: Boyd & Fraser, 1991.

MLA (9th ed.) Citation

Barker, Donald , and Chia-Ling Barker. Working with Windows 3. Boyd & Fraser, 1991.

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