(1972). Philippine society & culture: Its origin and development. Philippine Center for Advanced Studies, University of the Philippines System.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Philippine Society & Culture: Its Origin and Development. Quezon City: Philippine Center for Advanced Studies, University of the Philippines System, 1972.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Philippine Society & Culture: Its Origin and Development. Philippine Center for Advanced Studies, University of the Philippines System, 1972.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.