Alonzo, R. P. (2002). The economic freedom index: A review. The Philippine Review of Business and Economics.
Citazione stile Chigago Style (17a edizione)Alonzo, Ruperto P. "The Economic Freedom Index: A Review." The Philippine Review of Business and Economics 2002.
Citatione MLA (9a ed.)Alonzo, Ruperto P. "The Economic Freedom Index: A Review." The Philippine Review of Business and Economics, 2002.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.