Cita APA (7th ed.)

Bradley, J. C., & Millspaugh, A. C. (1999). Programming in Visual Basic, version 6.0. Irwin/McGraw-Hill.

Cita Chicago (17th ed.)

Bradley, Julia Case, i A. C. Millspaugh. Programming in Visual Basic, Version 6.0. Boston: Irwin/McGraw-Hill, 1999.

Cita MLA (8th ed.)

Bradley, Julia Case, i A. C. Millspaugh. Programming in Visual Basic, Version 6.0. Irwin/McGraw-Hill, 1999.