TY - BOOK AU - Tyugu, Enn. Kh. TI - Knowledge-based programming T2 - Turing Institute Press knowledge engineering tutorial series SN - 020117815X U1 - 006.33 PY - 1987///, c1988 CY - Workingham, England PB - Turing Institute Press in association with Addison-Wesley KW - Artificial intelligence ER -