Sarangay, T. V. (1976). An evaluation of student councils in five agricultural schools of Isabela [microform]. Photoduplication Service, University of the Philippines Library.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Sarangay, Tomas Villa. An Evaluation of Student Councils in Five Agricultural Schools of Isabela [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1976.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Sarangay, Tomas Villa. An Evaluation of Student Councils in Five Agricultural Schools of Isabela [microform]. Photoduplication Service, University of the Philippines Library, 1976.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.