Dyfyniad APA

Lewis, H. R., & Papadimitriou, C. H. (1998). Elements of the Theory of Computation (2nd ed.). Prentice Hall.

Dyfyniad Arddull Chicago

Lewis, Harry R., and Christos H. Papadimitriou. Elements of the Theory of Computation. 2nd ed. Upper Saddle River: Prentice Hall, 1998.

Dyfyniad MLA

Lewis, Harry R., and Christos H. Papadimitriou. Elements of the Theory of Computation. 2nd ed. Prentice Hall, 1998.

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