Joumard, I., Liedholm, C., & Mead, D. C. (1992). The impact of laws and regulations on micro and small enterprises in Niger and Swaziland. Organisation for Economic Co-operation and Development.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Joumard, Isabelle, Carl Liedholm, و Donald C. Mead. The Impact of Laws and Regulations on Micro and Small Enterprises in Niger and Swaziland. Paris: Organisation for Economic Co-operation and Development, 1992.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Joumard, Isabelle, et al. The Impact of Laws and Regulations on Micro and Small Enterprises in Niger and Swaziland. Organisation for Economic Co-operation and Development, 1992.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.