Watkins, A., & Ehst, M. (2008). Science, technology, and innovation: Capacity building for sustainable growth and poverty reduction. World Bank.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Watkins, Alfred, و Michael Ehst. Science, Technology, and Innovation: Capacity Building for Sustainable Growth and Poverty Reduction. Washington, D.C.: World Bank, 2008.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Watkins, Alfred, و Michael Ehst. Science, Technology, and Innovation: Capacity Building for Sustainable Growth and Poverty Reduction. World Bank, 2008.