Chia, M. C. (1992). An assessment of Singapore's waste recycling potential and the likely effects of financial incentives on waste recycling projects.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Chia, Mia Chiang. An Assessment of Singapore's Waste Recycling Potential and the Likely Effects of Financial Incentives on Waste Recycling Projects. 1992.
توثيق جمعية اللغة المعاصرة MLA (الطبعة الثامنة)Chia, Mia Chiang. An Assessment of Singapore's Waste Recycling Potential and the Likely Effects of Financial Incentives on Waste Recycling Projects. 1992.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.