Ritthong ป.; Rattanapan ก. .; Jitpukdee ส. .; Muneenam อ. . Development of Ability in Natural Resources and Environmental Protection Volunteers in Phatthalung Province. Journal of Vocational Institute of Agriculture, [S. l.], v. 5, n. 1, p. 49–60, 2021. Disponível em: https://li01.tci-thaijo.org/index.php/JVIA/article/view/249328. Acesso em: 25 may. 2022.