Gardner, S. T., & Van Stralen, D. (2009). Thinking your way to freedom: A guide to owning your own practical reasoning. Temple University Press.
Lua i Stíl Chicago (17ú heag.)Gardner, Susan T., agus Dirk Van Stralen. Thinking Your Way to Freedom: A Guide to Owning Your Own Practical Reasoning. Philadelphia: Temple University Press, 2009.
Lua MLA (9ú heag.)Gardner, Susan T., agus Dirk Van Stralen. Thinking Your Way to Freedom: A Guide to Owning Your Own Practical Reasoning. Temple University Press, 2009.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.