(1972). Philippine society & culture: Its origin and development. Philippine Center for Advanced Studies, University of the Philippines System.
Chicago-viite (17. p.)Philippine Society & Culture: Its Origin and Development. Quezon City: Philippine Center for Advanced Studies, University of the Philippines System, 1972.
MLA-viite (9. p.)Philippine Society & Culture: Its Origin and Development. Philippine Center for Advanced Studies, University of the Philippines System, 1972.
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