text New York McGraw-Hill 1951 Ing x, 483 p.: ill.; Index 24 cm. Frederick Lundy Thomsen AGRICULTURE MARKETING 633 633 THO a INLIS000000000003894 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)