000 00475nam a2200169Ia 4500
008 221011s9999 xx 000 0 und d
020 _a9788120328938
040 _aPUL
082 _a628 RAO
100 _aRao,P Venugopala
245 0 _aPrinciples of environmental science and engineering
260 _aNew Delhi:
_bPHI Learning Private Limited,
_c2016.
300 _axii, 276 p.
650 _aEnvironmental engineering
650 _aEnvironmental science
942 _cBK
999 _c11280
_d11280