000 00364 a2200145 4500
020 _a8121916542
041 _aEn
082 _a333.7
_bAST
245 _aenvironment: problems and solutions
260 _c1999
_aNew Delhi
_bchandy Company
_g1999
300 _c24cm
_a323p.
650 _aENVIRONMENT PROBLEMS
700 _aAsthana, D.K.
_aAsthana, Melra
942 _cSR
999 _c33986
_d35533