000 00315nam a2200121Ia 4500
008 140317s9999 xx 000 0 und d
082 _a574.52
100 _aRana, S.V.S.
245 _aEssentials of Ecology and Environmental Science
260 _aNew Delhi
_bPrentice-Hall
_c2003
300 _a368
942 _2ddc
_cBK
999 _c15552
_d15552