Hopper Paul J & Traugott Elizabeth Closs. (2000). Grammaticalization. New York, Cambridge University Press, 2000.
Chicago Style (17th ed.) CitationHopper Paul J and Traugott Elizabeth Closs. Grammaticalization. New York, Cambridge University Press, 2000, 2000.
MLA (9th ed.) CitationHopper Paul J and Traugott Elizabeth Closs. Grammaticalization. New York, Cambridge University Press, 2000, 2000.
Warning: These citations may not always be 100% accurate.