Patterson, D. W. (1990). Introduction to artificial intelligence and expert systems. Prentice Hall.
Lua i Stíl Chicago (17ú heag.)Patterson, Dan W. Introduction to Artificial Intelligence and Expert Systems. Englewood Cliffs, N.J. ; New Delhi: Prentice Hall, 1990.
Lua MLA (8ú heag.)Patterson, Dan W. Introduction to Artificial Intelligence and Expert Systems. Prentice Hall, 1990.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.