000 00414nam a2200145Ia 4500
008 241212s9999 xx 000 0 und d
020 _a8171338143
082 _a574.5
_bS34E
100 _aSharma, P.D.
245 0 _aEcology and environment
_cP. D. Sharma.
250 _a7th ed..
260 _aMeerut
_bRastogi
_c2005
300 _axv, 660p.: ill.; 22cm.
650 _aEnvironmental science; Aquatic ecology.
_bEcology
999 _c45535
_d45535