000 00368nam a2200157Ia 4500
008 250909s9999||||xx |||||||||||||| ||und||
035 _a28
082 _a333.02
100 _aDESAWAL S.
245 2 _aA BASIC COURSE IN ENVIRONMENTAL STUDIES
260 _bDHANPAT RAI & CO.
_c2008,RP.2011
300 _a1.1 -8.2
500 _a2954
650 _aCIVIL
942 _cBK
999 _c18207
_d18207