Cita APA (7th ed.)

Guevarra, A. (2003). E-mature. IN E-mail [column]. Philippine Star.

Cita Chicago (17th ed.)

Guevarra, Argee. "E-mature. IN E-mail [column]." Philippine Star 2003.

Cita MLA (9th ed.)

Guevarra, Argee. "E-mature. IN E-mail [column]." Philippine Star, 2003.