Cornell, G., & Strain, T. (1997). Visual Basic 4 nuts & bolts--for experienced programmers. Tata McGraw-Hill.
Dyfyniad Arddull ChicagoCornell, Gary, and Troy Strain. Visual Basic 4 Nuts & Bolts--for Experienced Programmers. New Delhi: Tata McGraw-Hill, 1997.
Dyfyniad MLACornell, Gary, and Troy Strain. Visual Basic 4 Nuts & Bolts--for Experienced Programmers. Tata McGraw-Hill, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.