Ambe, Fokwa, Thomas H. Bruening, and Dennis J. Murphy. “Tractor Operators’ Perceptions Of Farm Tractor Safety Issues And Implications To Agricultural And Extension Education”. Journal of Agricultural Education 35, no. 4 (December 31, 1994): 67–73. Accessed July 13, 2024. https://jae-online.org/index.php/jae/article/view/2017.