Tillah, R. C., & Ko, J. Determinants of palay production.
Cita Chicago (17th ed.)Tillah, Rommel C., i Jacinto Ko. Determinants of Palay Production.
Cita MLA (9th ed.)Tillah, Rommel C., i Jacinto Ko. Determinants of Palay Production.
Atenció: Aquestes cites poden no estar 100% correctes.