(2004). Philippine Ports Authority at 30. Malaya.
Cita Chicago (17th ed.)"Philippine Ports Authority at 30." Malaya 2004.
Cita MLA (9th ed.)"Philippine Ports Authority at 30." Malaya, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.
Cita APA (7th ed.)