National Statistical and Coordinating Board. Philippine Statistical Yearbook. NSCB.
Cita Chicago (17th ed.)National Statistical and Coordinating Board. Philippine Statistical Yearbook. Philippines: NSCB.
Cita MLA (9th ed.)National Statistical and Coordinating Board. Philippine Statistical Yearbook. NSCB.
Atenció: Aquestes cites poden no estar 100% correctes.