Pedro, F. B. d., & Deb,Shyamal Kumar. (1978). Seven steps to increasing rice production: A basic guide for agricultural extension workers in Bangladesh. International Voluntary Services.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Pedro, Freddie B. de, و Deb,Shyamal Kumar. Seven Steps to Increasing Rice Production: A Basic Guide for Agricultural Extension Workers in Bangladesh. Dacca: International Voluntary Services, 1978.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Pedro, Freddie B. de, و Deb,Shyamal Kumar. Seven Steps to Increasing Rice Production: A Basic Guide for Agricultural Extension Workers in Bangladesh. International Voluntary Services, 1978.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.