Lightfoot, D. (1979). Principles of Diachronic Syntax. Cambridge University Press.
Dyfyniad Arddull ChicagoLightfoot, David. Principles of Diachronic Syntax. Cambridge: Cambridge University Press, 1979.
Dyfyniad MLALightfoot, David. Principles of Diachronic Syntax. Cambridge University Press, 1979.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.