Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 39 Document Number: B04370
Notes:
Washington D.C. : United States Department of Agriculture, Bureau of Agricultural Economics, 1946. 133 p. Review of Extension Research 1946/47-1956, Extension Service Circular 506, U.S. Department of Agriculture, Washington, D.C.
This article is maintained in the office of the Agricultural Communications Program, University of Illinois > "International" section > "Philippines CARD Group" file folder., Author's graduate research identifies factors limiting effectiveness of farmers' exposure to various information sources they use.