Παραπομπή APA

Lightfoot, D. (1979). Principles of Diachronic Syntax. Cambridge University Press.

Παραπομπή Chicago Style

Lightfoot, David. Principles of Diachronic Syntax. Cambridge: Cambridge University Press, 1979.

Παραπομπή MLA

Lightfoot, David. Principles of Diachronic Syntax. Cambridge University Press, 1979.