000 00321nam a2200133Ia 4500
008 220201s1996 xx 000 0 eng d
082 _bAReference O
100 _aArora,P.N.
245 0 _aChands Dictionary of Environment
260 _bS.Chand
_aNew Delhi
_c1996
300 _a338p.
700 _aArora,M.C.
942 _2ddc
999 _c9421
_d9421