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Dyfyniad Arddull ChicagoDicker, Susan J. Languages in America: A Pluralist View. 2nd ed. Clevedon ; Buffalo: Multilingual Matters, 2003.
Dyfyniad MLADicker, Susan J. Languages in America: A Pluralist View. 2nd ed. Multilingual Matters, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.