APA (7e ed.) Bronvermelding

Flórez Restrepo, G. A. (2012). Environmental education: An attempt at school- community integration. Universidad Pedagógica y Tecnológica de Colombia.

Chicago (17e ed.) Bronvermelding

Flórez Restrepo, Gustavo Adolfo. Environmental Education: An Attempt at School- Community Integration. Universidad Pedagógica y Tecnológica de Colombia, 2012.

MLA (9e ed.) Bronvermelding

Flórez Restrepo, Gustavo Adolfo. Environmental Education: An Attempt at School- Community Integration. Universidad Pedagógica y Tecnológica de Colombia, 2012.