Cita APA (7th ed.)
ebrary, Inc, Rissanen, M., Kytö, M., & Heikkonen, K. (1997). Grammaticalization at work: Studies of long-term developments in English. Mouton de Gruyter.
Cita Chicago (17th ed.)
ebrary, Inc, Matti Rissanen, Merja Kytö, i Kirsi Heikkonen. Grammaticalization at Work: Studies of Long-term Developments in English. Berlin ; New York: Mouton de Gruyter, 1997.
Cita MLA (9th ed.)
ebrary, Inc, et al. Grammaticalization at Work: Studies of Long-term Developments in English. Mouton de Gruyter, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.