000			00410nam a2200181Ia 4500
008			240510s9999 xx 000 0 und d
041			_aEng
082			_a006.33
082			_bF65
100			_aFrost, ,R. A
245		0	_aIntroduction to knowledge base systems
260			_bCollins:London
260			_c1986
300			_a676 p.
650			_aKnowledge Based Systems
942			_2ddc
942			_cLBK
999			_c27191 _d27191
945			_a1 _bMadushi Gamage _c1 _dMadushi Gamage