Cita APA (7th ed.)

(1999). Registered live births in the Philippines: 1997. NSO Monthly Bulletin Statistics.

Cita Chicago (17th ed.)

"Registered Live Births in the Philippines: 1997." NSO Monthly Bulletin Statistics 1999.

Cita MLA (9th ed.)

"Registered Live Births in the Philippines: 1997." NSO Monthly Bulletin Statistics, 1999.