Verschueren, J. (1980). On speech act verbs. J. Benjamins.
Chicago Style (17th ed.) ZitazioaVerschueren, Jef. On Speech Act Verbs. Amsterdam: J. Benjamins, 1980.
MLA (9th ed.) ZitazioaVerschueren, Jef. On Speech Act Verbs. J. Benjamins, 1980.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.