Cita APA (7th ed.)

Manapat, R. (2011). Mathematical ideas in early Philippine society: Posthumous essay. Philippine Studies: Historical and Ethnographic Viewpoints.

Cita Chicago (17th ed.)

Manapat, Ricardo. "Mathematical Ideas in Early Philippine Society: Posthumous Essay." Philippine Studies: Historical and Ethnographic Viewpoints 2011.

Cita MLA (9th ed.)

Manapat, Ricardo. "Mathematical Ideas in Early Philippine Society: Posthumous Essay." Philippine Studies: Historical and Ethnographic Viewpoints, 2011.