Avendaño, C. O. (2003). Drilon: History shows President plays no role in Charter change. Philippine Daily Inquirer.
Dyfyniad Arddull ChicagoAvendaño, Christine O. "Drilon: History Shows President Plays No Role in Charter Change." Philippine Daily Inquirer 2003.
Dyfyniad MLAAvendaño, Christine O. "Drilon: History Shows President Plays No Role in Charter Change." Philippine Daily Inquirer, 2003.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.