Leiss, E., & Abraham, W. (2014). Modes of modality: Modality, typology, and universal grammar. John Benjamins Publishing Company.
Dyfyniad Arddull ChicagoLeiss, Elisabeth, and Werner Abraham. Modes of Modality: Modality, Typology, and Universal Grammar. Amsterdam: John Benjamins Publishing Company, 2014.
Dyfyniad MLALeiss, Elisabeth, and Werner Abraham. Modes of Modality: Modality, Typology, and Universal Grammar. John Benjamins Publishing Company, 2014.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.