Παραπομπή σε μορφή APA (7η εκδ.)

Tovar, E., Piedra Pullaguari, N., Chicaiza Espinosa, J., & Lopez Vargas, J. (2015). A user profile definition in context of recommendation of open educational resources. An approach based on linked open vocabularies.

Παραπομπή σε μορφή Chicago (17η εκδ.)

Tovar, E., N. Piedra Pullaguari, J. Chicaiza Espinosa, και J. Lopez Vargas. A User Profile Definition in Context of Recommendation of Open Educational Resources. An Approach Based on Linked Open Vocabularies. 2015.

Παραπομπή σε μορφή MLA (9th εκδ.)

Tovar, E., et al. A User Profile Definition in Context of Recommendation of Open Educational Resources. An Approach Based on Linked Open Vocabularies. 2015.