Ebreo, B. M. (2003). Quadruplets: From cage to classroom. Philippine Daily Inquirer.
Cita Chicago Style (17a ed.)Ebreo, Ben Moses. "Quadruplets: From Cage to Classroom." Philippine Daily Inquirer 2003.
Cita MLA (9a ed.)Ebreo, Ben Moses. "Quadruplets: From Cage to Classroom." Philippine Daily Inquirer, 2003.
Precaución: Estas citas no son 100% exactas.