000			00273nam a2200133 a 4500
082			_a516.24 _bCHA/T
100			_aCHATTERJI P N
245			_aTRIGNOMETRY
250			_a1
260			_c1965 _bRAJAHAN PUBLISHING HOUSE
300			_a0
650			_aMATHEMATICS
942			_cBK
999			_c20551 _d20551