APA-referens

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

Chicago-stil citat

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

MLA-referens

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

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