Cita APA (7th ed.)

Sicam, E. L. (1999). How reliable are telephone opinion polls. Philippine Daily Inquirer.

Cita Chicago (17th ed.)

Sicam, Edmund L. "How Reliable Are Telephone Opinion Polls." Philippine Daily Inquirer 1999.

Cita MLA (9th ed.)

Sicam, Edmund L. "How Reliable Are Telephone Opinion Polls." Philippine Daily Inquirer, 1999.