000 00433 a2200169 4500
020 _a8185375623
082 _a577.27
_bMIT
090 _c21006
_d32537
100 _aMitra, Abhijit
245 _aFoundation of environmental science
260 _aDelhi
_bNarendra Publishing House
_c2000
_g2000
300 _ax,165p.
_c22cm
650 _aEcology
650 _aEffects of human on ecology
650 _aAffecting ecology
942 _cL
999 _c48545
_d48545