000 00383nam a2200157Ia 4500
008 150723s9999 xx 000 0 und d
020 _a2941
082 _a 540 AGA-E
100 _a Agarwal, O P; Agarwal, Avinash
245 _a Engineering chemistry
260 _b Khanna publishers
260 _c2001
300 _a1030
650 _a Chemistry & allied sciences
942 _cBK
999 _c2715
_d2715