=LDR 22 4500 =001 3856 =082 04$a973.9 EST =100 1\$aEstall, R. C. =245 10$aNew England: a study of industrial adjustment =260 \\$aLondon :$bG. Bell and Sons,$c1966 =650 \0$aBooks =852 \\$bFreeman Library$h973.9 EST