Dyfyniad APA
ebrary, Inc, & Jahr, E. H. (1999). Language change: Advances in historical sociolinguistics. Mouton de Gruyter.
Dyfyniad Arddull Chicago
ebrary, Inc, and Ernst Håkon Jahr. Language Change: Advances in Historical Sociolinguistics. Berlin ; New York: Mouton de Gruyter, 1999.
Dyfyniad MLA
ebrary, Inc, and Ernst Håkon Jahr. Language Change: Advances in Historical Sociolinguistics. Mouton de Gruyter, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.