Dym, C. L., & Levitt, R. E. (1991). Knowledge-based systems in engineering. New York: McGraw-Hill, Inc..
Παραπομπή Chicago StyleDym, Clive L., and Raymond E. Levitt. Knowledge-based Systems in Engineering. New York: McGraw-Hill, Inc., 1991.
Παραπομπή MLADym, Clive L., and Raymond E. Levitt. Knowledge-based Systems in Engineering. New York: McGraw-Hill, Inc., 1991.
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