Harper, B. L. (2001). Filipino trivia and historical facts. IN Sense and sensibility [column]. Philippine Daily Inquirer.
Chicago-viite (17. p.)Harper, Bambi Lammoghia. "Filipino Trivia and Historical Facts. IN Sense and Sensibility [column]." Philippine Daily Inquirer 2001.
MLA-viite (9. p.)Harper, Bambi Lammoghia. "Filipino Trivia and Historical Facts. IN Sense and Sensibility [column]." Philippine Daily Inquirer, 2001.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.