CHAVES, Mary Gretchen F. New Ecological Paradigm: Testing the Environmental Concern Among Urban Middle Income Cebu City Household Heads. JPAIR Multidisciplinary Research, Philippines, v. 8, n. 1, p. 38–57, 2012. DOI: 10.7719/jpair.v8i1.169. Disponível em: https://philair.ph/index.php/jpair/article/view/169. Acesso em: 3 apr. 2025.