APA (7th ed.) Citation

Marquis, H., & Smith, E. A. (2000). A Visual Basic 6 programmer's toolkit. Apress.

Chicago Style (17th ed.) Citation

Marquis, Hank, and Eric A. Smith. A Visual Basic 6 Programmer's Toolkit. Berkeley, California: Apress, 2000.

MLA (9th ed.) Citation

Marquis, Hank, and Eric A. Smith. A Visual Basic 6 Programmer's Toolkit. Apress, 2000.