Cita APA (7th ed.)

Stephens, R. (2012). Visual basic 2012: Programmer's reference. Wiley.

Cita Chicago (17th ed.)

Stephens, Rod. Visual Basic 2012: Programmer's Reference. Indianapolis, Ind.: Wiley, 2012.

Cita MLA (9th ed.)

Stephens, Rod. Visual Basic 2012: Programmer's Reference. Wiley, 2012.