“Perception, Knowledge And Value Of Physical Environment and Social De La Universidad Del Valle See Melendez On A Group Of Students And Their Influence On The Responsible Ecological Behavior” (2011) Psicología desde el Caribe, pp. 173–221. Available at: https://rcientificas.uninorte.edu.co/psicologia/article/view/1784 (Accessed: 23 October 2026).