APA (7th ed.) Citation

Hartman, P. (2000). Teach yourself Visual Basic 6. IDG Books Worldwide.

Chicago Style (17th ed.) Citation

Hartman, Patricia. Teach Yourself Visual Basic 6. Foster City, Calif: IDG Books Worldwide, 2000.

MLA (9th ed.) Citation

Hartman, Patricia. Teach Yourself Visual Basic 6. IDG Books Worldwide, 2000.

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