000 00392nam a2200169Ia 4500
008 160330s1986 xxu||||| |||| 00| 0 eng d
020 _a
041 _aEnglish
082 _a628
_bLUD
100 _aLudgren L.
245 _aEnvironmental Geology
250 _a
260 _aPrentics Hall Of India
_c1986
300 _a576p.
_bPaper
650 _aEnvironmental Science
906 _a10904
999 _c115512
_d115512