Rueschemeyer, D. (2009). Usable theory: Analytic tools for social and political research. Princeton University Press.
Lua i Stíl Chicago (17ú heag.)Rueschemeyer, Dietrich. Usable Theory: Analytic Tools for Social and Political Research. Princeton, N.J: Princeton University Press, 2009.
Lua MLA (9ú heag.)Rueschemeyer, Dietrich. Usable Theory: Analytic Tools for Social and Political Research. Princeton University Press, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.