Shafritz, J. M., & Borick, C. P. (2008). Introducing public policy. Pearson Longman.
Lua i Stíl Chicago (17ú heag.)Shafritz, Jay M., agus Christopher P. Borick. Introducing Public Policy. New York: Pearson Longman, 2008.
Lua MLA (9ú heag.)Shafritz, Jay M., agus Christopher P. Borick. Introducing Public Policy. Pearson Longman, 2008.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.