000			00384nam a2200181Ia 4500
008			240220s9999 xx 000 0 und d
041			_aENG
082			_a658.4034
100			_aSyd Urry
245		0	_aIntroduction operational research
260			_aLongman
260			_bOrient
260			_c1992
300			_a292p.
365			_b90
650			_aMECHANICAL
942			_cDBK
999			_c20888 _d20888