ROBERT T. NGIDLO. Agricultural Changes in the Rice Terraces of the Cordilleraregion, Northern Philippines and their Impacts on Labor Dynamics and Food Security. Global Journal of Science Frontier Research, [S. l.], v. 15, n. D7, p. 27–34, 2015. Disponível em: https://journalofscience.org/index.php/GJSFR/article/view/1636. Acesso em: 30 apr. 2024.