Cita APA (7th ed.)
ebrary, Inc, International Conference on Historical Linguistics, Harris, M., & Ramat, P. (1987). Historical development of auxiliaries. Mouton de Gruyter.
Cita Chicago (17th ed.)
ebrary, Inc, International Conference on Historical Linguistics, Martin Harris, i Paolo Ramat. Historical Development of Auxiliaries. Berlin ; New York: Mouton de Gruyter, 1987.
Cita MLA (9th ed.)
ebrary, Inc, et al. Historical Development of Auxiliaries. Mouton de Gruyter, 1987.
Atenció: Aquestes cites poden no estar 100% correctes.