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Dyfyniad Arddull ChicagoAda, Alberto G. "Failure in Three Vital Signs. IN My Stand [column]." Leyte Samar Daily Express 2004.
Dyfyniad MLAAda, Alberto G. "Failure in Three Vital Signs. IN My Stand [column]." Leyte Samar Daily Express, 2004.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.