000 00367nam a2200157Ia 4500
003 0STCL
008 150530s9999 xx 000 0 und d
040 _aSTCL
_cSTCL
100 _aChakaravarthi, N.; Vijayaraghavan, P
245 _aPre university chemistry
260 _c1948
546 _aEnglish
942 _2ddc
_cBK
999 _c31827
_d31827
005 20220125170231.0