(1998). UP marking 90th year. Manila Bulletin.
Cita Chicago Style (17a ed.)"UP Marking 90th Year." Manila Bulletin 1998.
Cita MLA (9a ed.)"UP Marking 90th Year." Manila Bulletin, 1998.
Precaución: Estas citas no son 100% exactas.
Cita APA (7a ed.)