Alty, J.L.
NCC Publications, 1984
Buku Teks SO
edited by, Frederick Hayes-Roth, Donald A. Waterman and Douglas Lenat
Addison-Wesley, 1983
Buku Teks SO
Negoita, Constantin Virgil
Benjamin/Cummings, 1985
Buku Teks SO
Waterman, Donald A.
Addison-Wesley, 1986
Buku Referensi
edited by Larry Kerschberg
Benjamin Cummings, 1986
Buku Teks