000 00496nam a2200181Ia 4500
008 191125s9999 xx 000 0 und d
020 _a9788122410976
041 _a178
041 _aENGLISH
082 _a628 ELA
100 _aElangovan (R); Saseetharan (M K)
245 0 _aUnit Operations in Environmental Engineering
260 _bNew Age International (P) Ltd., Publishers
_c178
365 _b175
_dRupees
563 _aPaper Pack
650 _aEnvironmental Engineering
942 _cBK
999 _c63181
_d63181