000			00282 a2200121 4500
001			81520
082			_a512.02 SIN
090			_c39763 _d39763
100			_aSingh
245			_aintroduction to abstraction algebric systems
260			_aND _bDominent Pub _c2000
300			_a295 p.
942			_aNUST CAE _k512.02 SIN
999			_c316593 _d316593