1994On Language Change: The invisible hand in language. Trans. by Brigitte Nerlich. New York: Routledge. [Originally published in 1990 as Sprachwandel: Von der unsichtbaren Hand in der Sprache
. Tübingen: Francke Verlag.]
Traugott, Elizabeth and Richard Dasher
2002Regularity in Semantic Change. Cambridge: Cambridge University Press.