000 00355nam a2200157Ia 4500
008 131111s9999 xx 000 0 und d
020 _a9788183761055
100 _aThakur,P C
245 _aEnvironmental studies
260 _aJaipur
260 _bABD Pub.
260 _c2007
300 _a198p.
650 _aEnvironment: Geography
763 _a30460
999 _c55814
_d55814