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Dyfyniad Arddull ChicagoEstrada, Eric. "Atienza to Tow Firms: Shape Up!" Manila Times 2000.
Dyfyniad MLAEstrada, Eric. "Atienza to Tow Firms: Shape Up!" Manila Times, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.