Harper, B. L. (1999). Why ruin perfectly good ruins?. IN Sense and sensibility [column]. Philippine Daily Inquirer.
Dyfyniad Arddull ChicagoHarper, Bambi Lammoglia. "Why Ruin Perfectly Good Ruins?. IN Sense and Sensibility [column]." Philippine Daily Inquirer 1999.
Dyfyniad MLAHarper, Bambi Lammoglia. "Why Ruin Perfectly Good Ruins?. IN Sense and Sensibility [column]." Philippine Daily Inquirer, 1999.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.