Cita APA (7th ed.)
Smiley, J. (2000). Learn to program Visual Basic objects. Muska & Lipman.
Cita Chicago (17th ed.)
Smiley, John. Learn to Program Visual Basic Objects. Cincinnati, Ohio: Muska & Lipman, 2000.
Cita MLA (9th ed.)
Smiley, John. Learn to Program Visual Basic Objects. Muska & Lipman, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.