000			00334nam a22001577a 4500
020			_a006502
082			_a510 DOR
100			_aDorofeev,C
245			_aElementary Mathematics
260			_aNew Delhi _bCBS publishers _c1994
300			_a487
650			_aarithmatic
650			_atrigonometry
650			_aGeometry
942			_cBK
999			_c3641 _d3641