Παραπομπή APA

Holzner,, S. (2000). Visual Basic 6 programming: Black book (1st.). Coriolis.

Παραπομπή Chicago Style

Holzner,, Steven. Visual Basic 6 Programming: Black Book. 1st. New Delhi: Coriolis, 2000.

Παραπομπή MLA

Holzner,, Steven. Visual Basic 6 Programming: Black Book. 1st. Coriolis, 2000.