Nilsson, N. J. (1980). Principles of artificial intelligence. Tioga Pub. Co. ; Narosa publishing house.
Cita Chicago (17th ed.)Nilsson, Nils J. Principles of Artificial Intelligence. Palo Alto, Calif. : New Delhi: Tioga Pub. Co. ; Narosa publishing house, 1980.
Cita MLA (8th ed.)Nilsson, Nils J. Principles of Artificial Intelligence. Tioga Pub. Co. ; Narosa publishing house, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.