Katz, S. M. (1966). A systems approach to development administration: A framework for analyzing capability of action for national development. American Society for Public Administration.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)Katz, Saul M. A Systems Approach to Development Administration: A Framework for Analyzing Capability of Action for National Development. Washington, D. C: American Society for Public Administration, 1966.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)Katz, Saul M. A Systems Approach to Development Administration: A Framework for Analyzing Capability of Action for National Development. American Society for Public Administration, 1966.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.