000 00414nam a2200169Ia 4500
008 210915s9999||||xx |||||||||||||| ||und||
020 _a9780070647725
040 _aMAIN
041 _aEnglish
082 _a333.7 CUN
100 _aCunningham,W P
_910549
245 0 _aPrinciples of environmental science
260 _bTMH
_aNew Delhi
_c2009
300 _a410
650 _aEnvironmental Science
942 _cBK
999 _c45780
_d45780