McKelvy, M., Siler, B., & Spotts, J. (1997). Using Visual Basic 5 (2nd ed.). Que.
Dyfyniad Arddull ChicagoMcKelvy, Michael, Brian Siler, and Jeff Spotts. Using Visual Basic 5. 2nd ed. Indianapolis, IN: Que, 1997.
Dyfyniad MLAMcKelvy, Michael, et al. Using Visual Basic 5. 2nd ed. Que, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.