MEJÍA TOBÓN, A. . Ecological awareness a paradigm of quality of life. Revista Luna Azul (On Line), [S. l.], n. 13, p. 1 de 2, 2001. Disponível em: https://revistasojs.ucaldas.edu.co/index.php/lunazul/article/view/1481. Acesso em: 18 may. 2024.