000 00406nam a2200145Ia 4500
008 230118s9999||||xx |||||||||||||| ||und||
020 _a978-93-50006-190-9
082 _a577.14
082 _bKAU/P
100 _adr.h.
_bkaur
245 0 _apragati enviromental chemistry fof b.e ,b.sc.(hons).and m. thech .students of various univrsty
260 _ameerut
260 _bpragathi prakashan
260 _c2005
999 _c2753
_d2753