DURANT WILL. (1981). PLEASURES OF PHILOSOPHY. SIMON & SCHUSTER INC.
Lua i Stíl Chicago (17ú heag.)DURANT WILL. PLEASURES OF PHILOSOPHY. NEW YORK: SIMON & SCHUSTER INC, 1981.
Lua MLA (9ú heag.)DURANT WILL. PLEASURES OF PHILOSOPHY. SIMON & SCHUSTER INC, 1981.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.