000 00404nam a2200157Ia 4500
003 LDD
020 _a8170248817
040 _cLDD
082 _a577.270354 C448E
100 _aChitkara, M. G.
245 0 _aEncyclopaedia of ecology, environment and pollution
_cM. G. Chitkara
260 _aNew Delhi
_bAPH
_c1998
300 _a15v.
903 _bGifted by : Human Rights Project(Ignou)
942 _2ddc
_cG
999 _c12425
_d12425