000 00276nam a2200121Ia 4500
008 170912s9999 xx 000 0 und d
082 _a515.076 NAR/C NAR/C
100 _aNARAYANAN S
245 0 _aCALCULUS
260 _bS VISWANATHAN PVTLTD
_c0
300 _a44
942 _cTB
999 _c24670
_d24670