text Ames, Iowa Iowa State University Press 1963 5th. Ed. vii, 328 p. : ills. ; 24 cm. PERTANIAN - HARGA HARGA 63.003 63.003 INLIS000000000004260 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)