Caputo, D. A. (1977). The Politics of policy making in America: Five case studies. W. H. Freeman.
Lua i Stíl Chicago (17ú heag.)Caputo, David A. The Politics of Policy Making in America: Five Case Studies. San Francisco: W. H. Freeman, 1977.
Lua MLA (9ú heag.)Caputo, David A. The Politics of Policy Making in America: Five Case Studies. W. H. Freeman, 1977.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.