000 00311nam a2200133Ia 4500
008 230206s9999||||xx |||||||||||||| ||und||
020 _c510
040 _aDEL
100 _aHusain, Majid
245 0 _aEnvironmental & Ecology (Hindi)
260 _bG.K. Publications
_aNew Delhi
300 _aA.20
942 _cBK
999 _c90315
_d90315