000 00316nam a2200121Ia 4500
008 220217s9999||||xx |||||||||||||| ||und||
082 _a628 YAJ
100 _aYaji,R.K
245 0 _aEnvironmental studies
260 _aUnited publishers
_bMangalore
_c2006
300 _b80
650 _aENVIRONMENTAL STUDIES
_9107
999 _c174423
_d174423