=LDR 22 4500 =001 5602 =082 04$a551.7 LAS =100 1\$aLast, William M. =245 10$aTracking environmental change using lake sediments Vol. 2 physical and geochemical methods =260 \\$aDortrecht :$bKluwer Academic Publishers,$c20012004 =650 \0$aReserve =700 1\$aSmol, John P. =852 \\$bFreeman Library$h551.7 LAS