Yap, J. T. (2002). A perspective on macroeconomic and economy-wide quantitative models of the Philippines, 1990-2002. Philippine Institute for Development Studies.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Yap, Josef T. A Perspective on Macroeconomic and Economy-wide Quantitative Models of the Philippines, 1990-2002. Makati City: Philippine Institute for Development Studies, 2002.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Yap, Josef T. A Perspective on Macroeconomic and Economy-wide Quantitative Models of the Philippines, 1990-2002. Philippine Institute for Development Studies, 2002.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.