CUPL, III; SCHWARTZ, Vicki J. Recognizing Tenured 4-H Adult Volunteers. Journal of Agricultural Education, [S. l.], v. 40, n. 2, p. 38–45, 1999. DOI: 10.5032/jae.1999.02038. Disponível em: https://jae-online.org/index.php/jae/article/view/556. Acesso em: 17 sep. 2024.