Cita APA (7a ed.)

Villalon, A. (1999). Manila's historical structures. IN Spaced out [column]. Philippine Daily Inquirer.

Cita Chicago Style (17a ed.)

Villalon, Augusto. "Manila's Historical Structures. IN Spaced Out [column]." Philippine Daily Inquirer 1999.

Cita MLA (9a ed.)

Villalon, Augusto. "Manila's Historical Structures. IN Spaced Out [column]." Philippine Daily Inquirer, 1999.