Παραπομπή APA

Sheriff, P. D. (1999). Teaches Visual Basic 6. Prentice Hall of India.

Παραπομπή Chicago Style

Sheriff, Paul D. Teaches Visual Basic 6. Delhi: Prentice Hall of India, 1999.

Παραπομπή MLA

Sheriff, Paul D. Teaches Visual Basic 6. Prentice Hall of India, 1999.