00646nam a2200229Ia 4500 24257 BIBL 20160527184537.0 720710s1978 idu 00000 eng 70172234 n-us--- EVLG 177 S956w 1978 c1 HN64 .S9 1972 301.44 177 S956w 1978 Sumner, William Graham Local 175900 What social classes owe to each other. Caldwell, Idaho Caxton Printers 1978. 145 p. 22 cm. Social ethics Local 171763 Economics Local 90052 17357 17357 0 0 0 177_000000000000000_S956W_1978 0 evl 59237 10 10 1 2016-05-27 34230 0 177 S956w 1978 80000001056012 2017-05-18 00:00:00 r:24257 z:NCC:D 6