the development of agricultural extension text New York Columbia University Press 1945 Prc xiii, 208 p. ; 24 cm. Edited by Edmund deS. Brunner, Irwin T. Sanders, and Douglas Ensminger FARMERS EXTENSION ACTIVITIES 631.001.81 FAR 230410 20230410015614 INLIS000000000003265 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)