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Dyfyniad Arddull ChicagoHaughton, Emma. "Why Are Some Periods Worse than Others?" Manila Bulletin 1997.
Dyfyniad MLAHaughton, Emma. "Why Are Some Periods Worse than Others?" Manila Bulletin, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.