Citazione Stile APA (7a Edizione)

Lenat, D. B., & Guha, R. V. (1990). Building large knowledge-based systems: Representation and inference in the Cyc project. Addison-Wesley.

Citazione stile Chigago Style (17a edizione)

Lenat, Douglas B., e R. V. Guha. Building Large Knowledge-based Systems: Representation and Inference in the Cyc Project. Reading, Mass: Addison-Wesley, 1990.

Citatione MLA (9a ed.)

Lenat, Douglas B., e R. V. Guha. Building Large Knowledge-based Systems: Representation and Inference in the Cyc Project. Addison-Wesley, 1990.