APA (7th ed.) Citation

Mackenzie, D., & Sharkey, K. (2002). Sams teach yourself Visual Basic .NET in 21 days. Technomedia.

Chicago Style (17th ed.) Citation

Mackenzie, Duncan, and Kent Sharkey. Sams Teach Yourself Visual Basic .NET in 21 Days. New Delhi: Technomedia, 2002.

MLA (9th ed.) Citation

Mackenzie, Duncan, and Kent Sharkey. Sams Teach Yourself Visual Basic .NET in 21 Days. Technomedia, 2002.