text Ames Iowa State University Press 1975 ed.18 x, 623 p. : ill ; 24 cm EKONOMI - PRODUKSI EKONOMI AMERIKA 338 338 0-8138-0115-x INLIS000000000004408 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)