Estival, Dominique.1986. The passive in English: A case of syntactic change. Philadelphia: University of Pennsylvania Ph.D. dissertation.
2.
Estival, Dominique.1989. A diachronic study of the English passive. Diachronica6. 23-54.
3.
Givón, Talmy.1990. Syntax: A functional-typological introduction, vol. 2. Amsterdam: John Benjamins.
4.
Hiltunen, Risto.1983. The decline of the prefixes and the beginnings of the English phrasal verb: The evidence from some Old and Middle English texts . (Annales Universitatis Turkuensis, Series B, 160. Turun Yliopisto ( University of Turku, Finland), Turku.
5.
Los, Bettelou.1999. Infinitival complementation in Old and Middle English . LOT Dissertation Series31. The Hague, Netherlands: Thesus .
6.
Mitchell, Bruce.1985. Old English syntax. Oxford, UK: Clarendon.
7.
Seoane, Elena.2006. Information Structure and word order: the passive as an information rearranging strategy. In Ans van Kemenade and Bettelou Los (eds.) Handbook of the History of English. Oxford: Blackwell, 360-391.
8.
Wright, Joseph.1958. Grammar of the Gothic language, 2nd edn. Oxford, UK: Oxford University Press.
