Philippines. Office of the President & Presidential Management Staff. (1979). Development highlights: Central Visayas, Region VII (2nd ed.). PMS].
Chicago-referens (17:e uppl.)Philippines. Office of the President och Presidential Management Staff. Development Highlights: Central Visayas, Region VII. 2nd ed. [Cebu City: PMS], 1979.
MLA-referens (9:e uppl.)Philippines. Office of the President och Presidential Management Staff. Development Highlights: Central Visayas, Region VII. 2nd ed. PMS], 1979.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.