Deppe, Catherine A., and III Culp. “Ohio 4-H Agents’ Perceptions Of The Level Of Importance And Frequency Of Use Of The Eighteen Components Of The Gems Model Of Volunteer Administration”. Journal of Agricultural Education 42, no. 4 (December 31, 2001): 32–42. Accessed May 17, 2026. https://jae-online.org/index.php/jae/article/view/780.