000 00287nam a22000977a 4500
008 120604b xxu||||| |||| 00| 0 eng d
050 _aHQ1240.5
_b.A35.T35 1989
245 _aSeminar on environment
_cYaser
300 _a248
_c20
942 _2lcc
_cBK
_hHQ1240.A35.T35 1989
999 _c64388
_d64388