000 00353nam a2200145Ia 4500
008 220926s9999 xx 000 0 und d
100 _aJ.Thiyakarajan&M.Gandhidasan
245 0 _aEnvironmental Studies (Sutrusul Eyal)
250 _a-
260 _a-
260 _b-
260 _c0
650 _aEnvironmental Studies (Sutrusul Eyal)
942 _cREF
999 _c23315
_d23315