000 00295nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a628.5
100 _aSumodan P K
245 0 _aEnvironmental Studies
250 _a1
260 _bCalicut University Central Co-Operative
_c2010
942 _cBK
999 _c36461
_d36461