Gatpatan, M. V. (1998). Another battle for Intramuros. IN Commentary [column]. Philippine Daily Inquirer.
Chicago-viite (17. p.)Gatpatan, Marlene V. "Another Battle for Intramuros. IN Commentary [column]." Philippine Daily Inquirer 1998.
MLA-viite (9. p.)Gatpatan, Marlene V. "Another Battle for Intramuros. IN Commentary [column]." Philippine Daily Inquirer, 1998.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.