APA (7th ed.) Citation

Holzner. (1999). Visual Basic 6 core language little black book. The Coriolis.

Chicago Style (17th ed.) Citation

Holzner. Visual Basic 6 Core Language Little Black Book. Arizona: The Coriolis, 1999.

MLA (9th ed.) Citation

Holzner. Visual Basic 6 Core Language Little Black Book. The Coriolis, 1999.

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