Avendaño, C. O., & Yap, D. (2013). DFA, DOJ, Palace ordered to study Sulu sultan’s Sabah claim. Philippine Daily Inquirer.
Citazione stile Chigago Style (17a edizione)Avendaño, Christine O., e DJ Yap. "DFA, DOJ, Palace Ordered to Study Sulu Sultan’s Sabah Claim." Philippine Daily Inquirer 2013.
Citatione MLA (9a ed.)Avendaño, Christine O., e DJ Yap. "DFA, DOJ, Palace Ordered to Study Sulu Sultan’s Sabah Claim." Philippine Daily Inquirer, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.