Ignizio, J. P. (1991). Introduction to expert systems: The development and implementation of rule-based expert systems. McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)Ignizio, James P. Introduction to Expert Systems: The Development and Implementation of Rule-based Expert Systems. New York: McGraw-Hill, 1991.
Lua MLA (9ú heag.)Ignizio, James P. Introduction to Expert Systems: The Development and Implementation of Rule-based Expert Systems. McGraw-Hill, 1991.
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