Aryeetey, E. (1992). The relationship between the formal and informal sectors of the financial market in Ghana. Centre for the Study of African Economies.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Aryeetey, Ernest. The Relationship Between the Formal and Informal Sectors of the Financial Market in Ghana. Oxford, England: Centre for the Study of African Economies, 1992.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Aryeetey, Ernest. The Relationship Between the Formal and Informal Sectors of the Financial Market in Ghana. Centre for the Study of African Economies, 1992.
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