Sayson, I. C. (2001). Travel industry resorting to big discounts to stay alive. Manila Times.
Dyfyniad Arddull ChicagoSayson, Ian C. "Travel Industry Resorting to Big Discounts to Stay Alive." Manila Times 2001.
Dyfyniad MLASayson, Ian C. "Travel Industry Resorting to Big Discounts to Stay Alive." Manila Times, 2001.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.