APA način citiranja

Becerra-Barón, J. D., & Torres-Merchán, N. Y. (2014). Design of Educational Material as a Contribution to Environmental Problems in Educational and Community.

Čikaški stil citiranja

Becerra-Barón, Julián David, i Nidia Yaneth Torres-Merchán. Design of Educational Material As a Contribution to Environmental Problems in Educational and Community. 2014.

MLA način citiranja

Becerra-Barón, Julián David, i Nidia Yaneth Torres-Merchán. Design of Educational Material As a Contribution to Environmental Problems in Educational and Community. 2014.