Cita APA (7th ed.)

Microsoft. (2000). Microsoft Visual Basic 6.0 Programmer`s Guide. Microsoft Press.

Cita Chicago (17th ed.)

Microsoft. Microsoft Visual Basic 6.0 Programmer`s Guide. Washington: Microsoft Press, 2000.

Cita MLA (9th ed.)

Microsoft. Microsoft Visual Basic 6.0 Programmer`s Guide. Microsoft Press, 2000.