=LDR 22 4500 =001 1867 =082 04$a630 .93 =100 1\$aMurray, Jacqueline =245 10$aThe first European agriculture =260 \\$aEdinburgh :$bEdinburgh University Press,$c1970 =650 \0$aBooks =852 \\$bFreeman Library$h630 .93