APA (7th ed.) Zitazioa

Hernández Herrero, A. (2005). Content-based instruction in an english oral communication course at the University of Costa Rica. Universidad de Costa Rica.

Chicago Style (17th ed.) Zitazioa

Hernández Herrero, Annabelle. Content-based Instruction in an English Oral Communication Course at the University of Costa Rica. Universidad de Costa Rica, 2005.

MLA (9th ed.) Zitazioa

Hernández Herrero, Annabelle. Content-based Instruction in an English Oral Communication Course at the University of Costa Rica. Universidad de Costa Rica, 2005.