=LDR 00000nam a2200000ui 4500 =001 4566 =008 250530s1991\\\\xx\|||||||||||||||||eng\d =082 04$a551.7 SMA =100 1\$aSmart, P. L. =245 10$aQuaternary dating methods - a user's guide =260 \\$bQuaternary Research Association,$c1991 =700 1\$aFrances, P. D. =852 \\$bFreeman Library$cReference$h551.7 SMA$zNot located