Graham,Neill. (1989). Programming and Problem solving with PASCAL.- 4th ed (4th ed.). Jaico publishing House.
Dyfyniad Arddull ChicagoGraham,Neill. Programming and Problem Solving with PASCAL.- 4th Ed. 4th ed. Bombay: Jaico publishing House, 1989.
Dyfyniad MLAGraham,Neill. Programming and Problem Solving with PASCAL.- 4th Ed. 4th ed. Jaico publishing House, 1989.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.