Heine, B., & Kuteva, T. (2002). World lexicon of grammaticalization. Cambridge Univ. Press.
Chicago Style (17th ed.) CitationHeine, Bernd, and Tania Kuteva. World Lexicon of Grammaticalization. Cambridge [u.a.]: Cambridge Univ. Press, 2002.
MLA (9th ed.) CitationHeine, Bernd, and Tania Kuteva. World Lexicon of Grammaticalization. Cambridge Univ. Press, 2002.
Warning: These citations may not always be 100% accurate.