Flórez Restrepo, G. A. (2012). Environmental education: An attempt at school- community integration. Universidad Pedagógica y Tecnológica de Colombia.
Chicago-čujuhus (17. p.)Flórez Restrepo, Gustavo Adolfo. Environmental Education: An Attempt at School- Community Integration. Universidad Pedagógica y Tecnológica de Colombia, 2012.
MLA-čujuhus (9. p.)Flórez Restrepo, Gustavo Adolfo. Environmental Education: An Attempt at School- Community Integration. Universidad Pedagógica y Tecnológica de Colombia, 2012.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.
