APA-viite (7. p.)

Lopez, H. E. (1999). At the helm of U.P: Presidential accents. Office of the Secretary of the University of the Philippines, University of the Philippines System.

Chicago-viite (17. p.)

Lopez, Helen E. At the Helm of U.P: Presidential Accents. Quezon City: Office of the Secretary of the University of the Philippines, University of the Philippines System, 1999.

MLA-viite (9. p.)

Lopez, Helen E. At the Helm of U.P: Presidential Accents. Office of the Secretary of the University of the Philippines, University of the Philippines System, 1999.