000 00539nam a2200205 4500
001 9046
003 BD-DhUET
008 150127b xxu||||| |||| 00| 0 eng d
020 _a0697047008
040 _aDLC
_cDLC
_dBD-DhUET
082 _a301.3
_bMAS/1973
100 _aMason, William H.
245 _aEnvironmental problems
_bPrinciples, Readings and Comments
250 _a1st ed.
260 _aLowa
_bWm. C. Brown Publishers
_c1973
300 _a x, 399 p.
_bill.
650 0 _aAcid rain
700 _aFolkerts, George W.
942 _cGB
999 _c9046
_d9046