APA引文

Lira Valdivia, R. I., & Fëdorov Fëdorov, A. (2011). The online learning: An experience Technological Institute of Costa Rica.

Citación estilo Chicago

Lira Valdivia, Rosa Inés, y Andrei Fëdorov Fëdorov. The Online Learning: An Experience Technological Institute of Costa Rica. 2011.

MLA引文

Lira Valdivia, Rosa Inés, y Andrei Fëdorov Fëdorov. The Online Learning: An Experience Technological Institute of Costa Rica. 2011.

警告：这些引文格式不一定是100％准确.