Cita APA

Gurewich, N. (1995). Teach yourself Visual Basic 4 in 21 days. Indianapolis: Sams Publishing.

Chicago Style Citation

Gurewich, Nathan. Teach Yourself Visual Basic 4 in 21 Days. Indianapolis: Sams Publishing, 1995.

Cita MLA

Gurewich, Nathan. Teach Yourself Visual Basic 4 in 21 Days. Indianapolis: Sams Publishing, 1995.

Atenció: Aquestes cites poden no estar 100% correctes.