APA (7th ed.) Zitazioa
Jones, B. M. (2010). Tense and aspect in informal Welsh. De Gruyter.
Chicago Style (17th ed.) Zitazioa
Jones, Bob Morris. Tense and Aspect in Informal Welsh. Berlin ; New York: De Gruyter, 2010.
MLA (9th ed.) Zitazioa
Jones, Bob Morris. Tense and Aspect in Informal Welsh. De Gruyter, 2010.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.