Connors, James J., and Jonathan J. Velez. “THE CONTRIBUTIONS OF E.M. TIFFANY AND THE FFA CREED TO LEADERSHIP DEVELOPMENT WITHIN THE FFA”. Journal of Agricultural Education 49, no. 2 (June 30, 2008): 98–107. Accessed December 4, 2024. https://jae-online.org/index.php/jae/article/view/921.