María JoséLópez-Couso & ElenaSeoane(eds.). Rethinking grammaticalization: New perspectives. Amsterdam/Philadelphia: John Benjamins, 2008. . [Typological Studies in Language, 76]. x+355 pp. ISBN 978 90272 2988 5
Bybee, Joan L., Revere Perkins & William Pagliuca. 1994. The evolution of grammar: Tense, aspect and modality in the languages of the world. Chicago: University of Chicago Press.
Chumbow, Beban. 1977. Relatives as determiners: A case from Ngemba. Language and linguistic problems in Africa. Proceedings of the 7th Conference on African Linguistics, Paul F. A. Kotey and Haig Der-Houssikian (eds.), 283–302. Columbia SC: Hornbeam Press.
Dahl, Östen. 1990. Standard Average European as an exotic language. Toward a typology of European languages, Johannes Bechert; Giuliano Bernini and Claude Buridant (eds.), 3–8. Berlin: Mouton de Gruyter.
Eckardt, Regine. 2006. Meaning Change in Grammaticalization. Oxford: Oxford University Press.
Escobar, Anna María. 1997. Contrastive and innovative uses of the present perfect and the preterite in Spanish in contact with Quechua. Hispania 801: 859–870.
Greenberg, Joseph H.1978. Generalizations about numeral systems. Universals of human language. Vol. III1: Word Structure, Joseph H. Greenberg (ed.), 249–295. Stanford, CA: Stanford University Press.
Hopper, Paul J. & Elizabeth Closs Traugott. 2003. Grammaticalization (2nd edition). Cambridge: Cambridge University Press.
King, Gareth. 1993. Modern Welsh: A comprehensive grammar. London: Routledge.
Lehmann, Christian. 1995. Thoughts on grammaticalization: A programmatic sketch (2nd edition). München: Lincom.
Levinson, Stephen C.2009. Linguistic diversity and its implications for the language sciences. Ken Hale Lecture at the LSA Summer Institute. University of California at Berkeley.
Luján Martínez, Eugenio Ramón. 1999. The Indo-European system of numerals from ‘1’ to ‘10’. Numeral types and changes worldwide, Jadranka Gvozdanović (ed.), 199–219. Berlin: Mouton de Gruyter [Trends in Linguistics 1191].
Newmeyer, Frederick. 1998. Language form and language function. Cambridge MA: MIT Press.
Samuels, Michael L.1972. Linguistic evolution with special reference to English. Cambridge: Cambridge University Press.
Torres Cacoullos, Rena & James A. Walker. 2009. The present of the English future: Grammatical variations and collocations in discourse. Language 85(2): 321–354.
Trudgill, Peter. 2001. Contact and simplification: Historical baggage and directionality in linguistic change. Linguistic Typology 5(2–3): 371–374.
Weinreich, Uriel, William Labov, & Marvin Herzog. 1968. Empirical foundations for a theory of language change. Directions for Historical Linguistics, Winfred P. Lehmann and Yakov Malkiel (eds.), 95–188. Austin: University of Texas Press.