Graham,Neill. (1989). Programming and Problem solving with PASCAL.- 4th ed (4th ed.). Jaico publishing House.
Παραπομπή Chicago StyleGraham,Neill. Programming and Problem Solving with PASCAL.- 4th Ed. 4th ed. Bombay: Jaico publishing House, 1989.
Παραπομπή MLAGraham,Neill. Programming and Problem Solving with PASCAL.- 4th Ed. 4th ed. Jaico publishing House, 1989.
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