Cita APA (7th ed.)

Chapman, D. (1998). Visual Basic 6 unleashed. Techmedia.

Cita Chicago (17th ed.)

Chapman, Davis. Visual Basic 6 Unleashed. New Delhi: Techmedia, 1998.

Cita MLA (9th ed.)

Chapman, Davis. Visual Basic 6 Unleashed. Techmedia, 1998.