APA (7th ed.) Citation

Zak, D. (1999). Programming with microsoft visual basic 6.0. Course Technology.

Chicago Style (17th ed.) Citation

Zak, Diane. Programming with Microsoft Visual Basic 6.0. Cambridge, Mass: Course Technology, 1999.

MLA (9th ed.) Citation

Zak, Diane. Programming with Microsoft Visual Basic 6.0. Course Technology, 1999.