Dela Cruz, J. P. S. (2015). Golden costs: Is there really gold on Philippine shores? People Asia.
Citazione stile Chigago Style (17a edizione)Dela Cruz, Jose Paolo S. "Golden Costs: Is There Really Gold on Philippine Shores?" People Asia 2015.
Citatione MLA (9a ed.)Dela Cruz, Jose Paolo S. "Golden Costs: Is There Really Gold on Philippine Shores?" People Asia, 2015.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.