Banasihan, G. E. (1974). Relative efficiencies of various sampling procedures as applied to sugar farms in the Philippines [microform]. Photoduplication Service.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Banasihan, Gerardo E. Relative Efficiencies of Various Sampling Procedures as Applied to Sugar Farms in the Philippines [microform]. Quezon City: Photoduplication Service, 1974.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Banasihan, Gerardo E. Relative Efficiencies of Various Sampling Procedures as Applied to Sugar Farms in the Philippines [microform]. Photoduplication Service, 1974.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.