APA引文

Carvajal-Portuguez, Z. E. (2013). English Teaching at Secondary Education: An Innovative Proposal.

Citación estilo Chicago

Carvajal-Portuguez, Zayra Elisa. English Teaching At Secondary Education: An Innovative Proposal. 2013.

MLA引文

Carvajal-Portuguez, Zayra Elisa. English Teaching At Secondary Education: An Innovative Proposal. 2013.

警告：这些引文格式不一定是100％准确.