Mallat de Bassilan, J. B., Castrence, P. S., & Castrence, L. S. (1983). The Philippines: History, geography, customs, agriculture, industry, and commerce of the Spanish colonies in Oceania. National Historical Institute.
Chicago-viite (17. p.)Mallat de Bassilan, Jean Baptiste, Pura Santillan Castrence, ja Lina S. Castrence. The Philippines: History, Geography, Customs, Agriculture, Industry, and Commerce of the Spanish Colonies in Oceania. Manila: National Historical Institute, 1983.
MLA-viite (9. p.)Mallat de Bassilan, Jean Baptiste, et al. The Philippines: History, Geography, Customs, Agriculture, Industry, and Commerce of the Spanish Colonies in Oceania. National Historical Institute, 1983.
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