Dahl, R. A. (1963). Modern political analysis. Prentice-Hall.
Lua i Stíl Chicago (17ú heag.)Dahl, Robert Alan. Modern Political Analysis. Englewood Cliffs, N. J: Prentice-Hall, 1963.
Lua MLA (9ú heag.)Dahl, Robert Alan. Modern Political Analysis. Prentice-Hall, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.