Trask, R. L. (1996). Historical linguistics. Arnold ; Distributed in the USA by St. Martin's Press.
Dyfyniad Arddull ChicagoTrask, R. L. Historical Linguistics. London: Arnold ; Distributed in the USA by St. Martin's Press, 1996.
Dyfyniad MLATrask, R. L. Historical Linguistics. Arnold ; Distributed in the USA by St. Martin's Press, 1996.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.