Nur, Ali M., Robert J. Birkenholz, and Bob R. Stewart. “SUPERINTENDENT AND TEACHER PERCEPTIONS OF ADULT EDUCATION PROGRAMS IN AGRICULTURE”. Journal of Agricultural Education 30, no. 4 (December 31, 1989): 47–51. Accessed October 18, 2024. https://jae-online.org/index.php/jae/article/view/2241.