000 00282nam a2200121Ia 4500
008 160122s9999 xx 000 0 und d
041 _aEnglish
100 _aJ P Sharma
245 _aenvironmental studies
260 _bDelhi:Laxmi Pub
_c2006
300 _a196p.
650 _aManagement
999 _c5288
_d5288