Abad, R. G. (1980). Measuring Philippine development [review article]. Philippine Studies.
Cita Chicago (17th ed.)Abad, Ricardo G. "Measuring Philippine Development [review Article]." Philippine Studies 1980.
Cita MLA (9th ed.)Abad, Ricardo G. "Measuring Philippine Development [review Article]." Philippine Studies, 1980.
Atenció: Aquestes cites poden no estar 100% correctes.