text Ames, Iowa Iowa State University Press 1976 x, 208 p. : ill ; 24 cm PRODUKSI PERTANIAN - PEMASARAN PERTANIAN 658.8 658.8 INLIS000000000001108 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)