Calub, A. D. (1977). Feedlot performance of carabaos and cattle: Carcass quality evaluation [microform]. Photoduplication Service. University of the Philippines Library.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Calub, Arsenio Dulay. Feedlot Performance of Carabaos and Cattle: Carcass Quality Evaluation [microform]. Quezon City: Photoduplication Service. University of the Philippines Library, 1977.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Calub, Arsenio Dulay. Feedlot Performance of Carabaos and Cattle: Carcass Quality Evaluation [microform]. Photoduplication Service. University of the Philippines Library, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.