Laurente, E. P. (1977). The effects of detergents on rice: A teaching material for environmental education [microform]. Photoduplication Service, University of the Philippines Library.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Laurente, Elsie Paller. The Effects of Detergents on Rice: A Teaching Material for Environmental Education [microform]. Quezon City: Photoduplication Service, University of the Philippines Library, 1977.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Laurente, Elsie Paller. The Effects of Detergents on Rice: A Teaching Material for Environmental Education [microform]. Photoduplication Service, University of the Philippines Library, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.