Harper, B. L. (1999). Why ruin perfectly good ruins?. IN Sense and sensibility [column]. Philippine Daily Inquirer.
Cita Chicago Style (17a ed.)Harper, Bambi Lammoglia. "Why Ruin Perfectly Good Ruins?. IN Sense and Sensibility [column]." Philippine Daily Inquirer 1999.
Cita MLA (9a ed.)Harper, Bambi Lammoglia. "Why Ruin Perfectly Good Ruins?. IN Sense and Sensibility [column]." Philippine Daily Inquirer, 1999.
Precaución: Estas citas no son 100% exactas.