Cita APA (7th ed.)

Holznor, S. (2009). Visual Basic 6 Programming: Black Book 2009 (With CD). Dream tech Press.

Cita Chicago (17th ed.)

Holznor, Steven. Visual Basic 6 Programming: Black Book 2009 (With CD). New Delhi: Dream tech Press, 2009.

Cita MLA (9th ed.)

Holznor, Steven. Visual Basic 6 Programming: Black Book 2009 (With CD). Dream tech Press, 2009.