000			00358nam a2200169Ia 4500
003			0STCL
008			150530s9999 xx 000 0 und d
040			_aSTCL _cSTCL
100			_aKrishnamurthy, V.
245			_aTrigonometry
250			_aFirst
260			_c1957
546			_aEnglish
942			_2ddc _cBK
999			_c23917 _d23917
005			20220125170006.0