text Rome FAO 1984 Second Ed. eng xi, 262 p. : ill. ; 30 cm. Edited: Burton E Swanson AGRICULTURAL EXTENSION EXTENSION ACTIVITIES EXTENSION PROGRAMMES 373.68 373.68 FOO a 92-5-101504-X 211009 20211009113000 INLIS000000000051921 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)