000 00392nam a2200145Ia 4500
008 180712s9999 xx 000 0 und d
020 _a8189304011
082 _a333.7
_bSIN
100 _aSINGH, M. P.
245 _aEnvironment and Natural Resources
260 _aDelhi
_bSatish Serial Publishing House
_c2005
300 _aiv, 451 p.
650 _aEnvironment Natural resources
942 _cR
999 _c14376
_d14376