Diaz-Trechuelo, M. L. (1966). Eighteenth century Philippine economy: Agriculture. Philippine Studies.
Cita Chicago (17th ed.)Diaz-Trechuelo, Maria Lourdes. "Eighteenth Century Philippine Economy: Agriculture." Philippine Studies 1966.
Cita MLA (9th ed.)Diaz-Trechuelo, Maria Lourdes. "Eighteenth Century Philippine Economy: Agriculture." Philippine Studies, 1966.
Atenció: Aquestes cites poden no estar 100% correctes.