Arroyo, C. I. (1988). Liquidity, risk and efficient forward foreign exchange markets. School of Economics, University of the Philippines.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Arroyo, Cristino III. Liquidity, Risk and Efficient Forward Foreign Exchange Markets. [Quezon City]: School of Economics, University of the Philippines, 1988.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Arroyo, Cristino III. Liquidity, Risk and Efficient Forward Foreign Exchange Markets. School of Economics, University of the Philippines, 1988.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.