000 00255nam a2200109Ia 4500
005 20251103125330.0
008 251103s9999 xx 000 0 eng d
100 _akumar H.D.
245 0 _aMordern Concept Of Eecology
260 _bVikas Pub.
942 _2ddc
_cBK
999 _c932
_d932