POUNGSUK, P.; PIYANARD, J.; NITIKORN, J. The problems and obstructions on teaching and learning of agricultural subject of agricultural teachers in Secondary School in Northeast Region of Thailand. International Journal of Agricultural Technology, [S. l.], v. 11, n. 2, p. 459–471, 2015. Disponível em: https://li04.tci-thaijo.org/index.php/IJAT/article/view/6265. Acesso em: 7 aug. 2025.