Stone, D. A. (1997). Policy paradox: The art of political decision making. W.W. Norton.
Lua i Stíl Chicago (17ú heag.)Stone, Deborah A. Policy Paradox: The Art of Political Decision Making. New York: W.W. Norton, 1997.
Lua MLA (8ú heag.)Stone, Deborah A. Policy Paradox: The Art of Political Decision Making. W.W. Norton, 1997.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.