National Research Council (U.S.). Committee on Improving the Future of U.S. Cities through Improved Metropolitan Area Governance, ebrary, Inc, & Altshuler, A. A. (1999). Governance and opportunity in metropolitan America. National Academy Press.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)National Research Council (U.S.). Committee on Improving the Future of U.S. Cities through Improved Metropolitan Area Governance, Inc ebrary, و Alan A. Altshuler. Governance and Opportunity in Metropolitan America. Washington, D.C.: National Academy Press, 1999.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)National Research Council (U.S.). Committee on Improving the Future of U.S. Cities through Improved Metropolitan Area Governance, et al. Governance and Opportunity in Metropolitan America. National Academy Press, 1999.