APA aipamena

Hasbún Hasbún, L. (2008). Fossilization and Acquisition: A Study of Learner Language.

Chicago Style aipamena

Hasbún Hasbún, Leyla. Fossilization and Acquisition: A Study of Learner Language. 2008.

MLA aipamena

Hasbún Hasbún, Leyla. Fossilization and Acquisition: A Study of Learner Language. 2008.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.