Khan, A. R. (1970). Capital-labour ratios and labour requirements in the Pakistan economy: A study in the efficiency of factor use. Pakistan Institute of Development Economics.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Khan, Azizur Rahman. Capital-labour Ratios and Labour Requirements in the Pakistan Economy: A Study in the Efficiency of Factor Use. [Karachi]: Pakistan Institute of Development Economics, 1970.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Khan, Azizur Rahman. Capital-labour Ratios and Labour Requirements in the Pakistan Economy: A Study in the Efficiency of Factor Use. Pakistan Institute of Development Economics, 1970.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.