=LDR 22 4500 =001 223 =082 04$a551.49 FET =100 1\$aFetter, C. W. =245 10$aApplied Hydrogeology =260 \\$aLondon :$bMacmillan,$c1994 =650 \0$aBooks =852 \\$bFreeman Library$h551.49 FET