Dyfyniad APA

Savitch, W. (2003). Problem solving: The object of progamming (4th ed.). Pearson Education.

Dyfyniad Arddull Chicago

Savitch, Walter. Problem Solving: The Object of Progamming. 4th ed. New Delhi: Pearson Education, 2003.

Dyfyniad MLA

Savitch, Walter. Problem Solving: The Object of Progamming. 4th ed. Pearson Education, 2003.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.