Reyburn, Jerry H. 1989. “The Influence of Swedish 4-H Farm Camps on Attitudes of Urban Swedish Children about Farmers and Farming”. Summaries of Research in Agricultural Education.
Jerry H. Reyburn
Reyburn, Jerry H. 1979. “Are 4-H Project Books Readable?”. Journal of Extension 18 (5): 10-14. https://archives.joe.org/joe/1979september/79-5-a2.pdf.