000 00278nam a2200121Ia 4500
008 250417s9999||||xx |||||||||||||| ||und||
020 _a9788126906338
082 _a363.7 GUP
100 _aK.R. Gupta
245 0 _aEncyclopaedia of environment
260 _bAtlantic
942 _cBK
999 _c7224
_d7224