Dye, T. R., & Zeigler, H. (1987). The irony of democracy: An uncommon introduction to American politics (7th ed.). Brooks/Cole Pub Co.
Lua i Stíl Chicago (17ú heag.)Dye, Thomas R., agus Harmon Zeigler. The Irony of Democracy: An Uncommon Introduction to American Politics. 7th ed. Pacific Grove, Calif: Brooks/Cole Pub Co, 1987.
Lua MLA (9ú heag.)Dye, Thomas R., agus Harmon Zeigler. The Irony of Democracy: An Uncommon Introduction to American Politics. 7th ed. Brooks/Cole Pub Co, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.