(1991). Economic analysis of agricultural policies: A basic training manual with special reference to price analysis. food and agriculture organization of the united nations.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Economic Analysis of Agricultural Policies: A Basic Training Manual with Special Reference to Price Analysis. rome: food and agriculture organization of the united nations, 1991.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Economic Analysis of Agricultural Policies: A Basic Training Manual with Special Reference to Price Analysis. food and agriculture organization of the united nations, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.