Cita APA (7th ed.)
ebrary, Inc, Barbiers, L. C. J., Beukema, F. H., & Wurff, W. v. d. (2002). Modality and its interaction with the verbal system. John Benjamins.
Cita Chicago (17th ed.)
ebrary, Inc, Lambertus Christiaan Jozef Barbiers, F. H. Beukema, i Wim van der Wurff. Modality and Its Interaction with the Verbal System. Amsterdam ; Philadelphia: John Benjamins, 2002.
Cita MLA (9th ed.)
ebrary, Inc, et al. Modality and Its Interaction with the Verbal System. John Benjamins, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.