298 Jan Nuyts
2001b Subjectivity as an evidential dimension in epistemic modal expres-
sions. Journal of Pragmatics, 33: 383-400.
Perkins, Michael R.
1983 Modal Expressions in English. London: Pinter.
Rijkhoff, Jan
1990 Toward a unified analysis of terms and predications. In: Jan Nuyts,
A. Machtelt Bolkestein and Co Vet (eds), Layers and Levels of Rep-
resentation in Language Theory, 165–191. Amsterdam and Phila-
delphia: Benjamins.
Schutter, Georges de and Jan Nuyts
1983 Toward an integrated model of a functional grammar. In: Simon C.
Dik (ed.), Advances in Functional Grammar, 387–404. Dordrecht:
Foris.
Stephany, Ursula
1993 Modality in first language acquisition: The state of the art. In: Nor-
bert Dittmar and Astrid Reich (eds), Modality in Language
Acquisition, 133–144. Berlin and New York: De Gruyter.
Traugott, Elizabeth C.
1989 On the rise of epistemic meanings in English: An example of subjec-
tification in semantic change. Language 65: 31–55.
1995 Subjectification in grammaticalisation. In: Dieter Stein and Susan
Wright (eds), Subjectivity and Subjectivisation, 31–54. Cambridge:
Cambridge University Press.
1997 Subjectification and the development of epistemic meaning: The
case of promise and threaten. In: Toril Swan and Olaf J. Westvik
(eds), Modality in Germanic Languages: Historical and Compara-
tive Perspectives, 185–210. Berlin and New York: De Gruyter.
Traugott, Elizabeth C. and Ekkehard König
1991 The semantics-pragmatics of grammaticalization revisited. In: Eliza-
beth C. Traugott and Bernd Heine (eds), Approaches to Grammatic-
alization, 189–218. Amsterdam and Philadelphia: Benjamins.