Clay, E. J. (1977). A select bibliography on agricultural economics and rural development, with special reference to Bangladesh. Bangladesh Agricultural Research Council.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Clay, Edward J. A Select Bibliography on Agricultural Economics and Rural Development, with Special Reference to Bangladesh. Dacca: Bangladesh Agricultural Research Council, 1977.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Clay, Edward J. A Select Bibliography on Agricultural Economics and Rural Development, with Special Reference to Bangladesh. Bangladesh Agricultural Research Council, 1977.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.