Palmer, D. Does the center hold?: An introduction to Western philosophy.
Lua i Stíl Chicago (17ú heag.)Palmer, Donald. Does the Center Hold?: An Introduction to Western Philosophy.
Lua MLA (9ú heag.)Palmer, Donald. Does the Center Hold?: An Introduction to Western Philosophy.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.