TIPPALERT, T.; THIENGKAMOL, N.; THIENGKAMOL, C. Model of Ecological Ethics for Environmental Conservation for Undergraduate. Journal of Industrial Education, [S. l.], v. 14, n. 2, p. 703–710, 2015. Disponível em: https://ph01.tci-thaijo.org/index.php/JIE/article/view/137015. Acesso em: 28 apr. 2024.