Cita APA (7th ed.)

DAVIS, R., & LENAT, D. B. (1982). Knowledge-based systems in artificial intelligence. McGraw-hill International.

Cita Chicago (17th ed.)

DAVIS, Randall, i Douglas B. LENAT. Knowledge-based Systems in Artificial Intelligence. New York: McGraw-hill International, 1982.

Cita MLA (9th ed.)

DAVIS, Randall, i Douglas B. LENAT. Knowledge-based Systems in Artificial Intelligence. McGraw-hill International, 1982.