TY - BOOK AU - RICH,ELAINE TI - ARTICIAL INTELLGENCE SN - 0070522618 : AV - Q335 .R53 1983 U1 - 001.535 RIC 19 PY - 1983/// CY - NEW YORK PB - MCGRAW-HALLl KW - Artificial intelligence N1 - Includes indexes; Bibliography: p. 412-426 ER -