(1999). Not only natural beauty but also history. Philippine Daily Inquirer.
Chicago-viite (17. p.)"Not Only Natural Beauty but Also History." Philippine Daily Inquirer 1999.
MLA-viite (9. p.)"Not Only Natural Beauty but Also History." Philippine Daily Inquirer, 1999.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.