Gonzales, I. C. (2013). Sabah crisis rooted in rich oil reserves? Philippine Star.
Citazione stile Chigago Style (17a edizione)Gonzales, Iris Cecilia. "Sabah Crisis Rooted in Rich Oil Reserves?" Philippine Star 2013.
Citatione MLA (9a ed.)Gonzales, Iris Cecilia. "Sabah Crisis Rooted in Rich Oil Reserves?" Philippine Star, 2013.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.