APA (7th ed.) Citation

DAVIS. (1996). Visual Basic 4 secret. IDG Books.

Chicago Style (17th ed.) Citation

DAVIS. Visual Basic 4 Secret. California: IDG Books, 1996.

MLA (9th ed.) Citation

DAVIS. Visual Basic 4 Secret. IDG Books, 1996.

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