Bennett, E. S. (1931). A philosophy in outline. K. Paul, Trench, Trubner.
Lua i Stíl Chicago (17ú heag.)Bennett, Edward Stanley. A Philosophy in Outline. London: K. Paul, Trench, Trubner, 1931.
Lua MLA (9ú heag.)Bennett, Edward Stanley. A Philosophy in Outline. K. Paul, Trench, Trubner, 1931.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.