000 00343nam a2200145Ia 4500
008 210716s2012 xx 000 0 und d
020 _a9788180941054
041 _aeng
082 _a628 IGNS
100 _aIgnacimuthu, S.
245 _aEnvironmental studies.
250 _a1
260 _aChennai
_bMJP Publishers
_c2012
300 _axx;261
999 _c192352
_d192352