Cita APA (7th ed.)

Rahmel, D. (1999). Visual Basic 6: Programmer's reference (2nd ed.). Osborne McGraw-Hill.

Cita Chicago (17th ed.)

Rahmel, Dan. Visual Basic 6: Programmer's Reference. 2nd ed. Berkeley, Calif: Osborne McGraw-Hill, 1999.

Cita MLA (9th ed.)

Rahmel, Dan. Visual Basic 6: Programmer's Reference. 2nd ed. Osborne McGraw-Hill, 1999.