Forum of Free Enterprise. (1962). Elements of modern enterprise. Popular Book depot.
Lua i Stíl Chicago (17ú heag.)Forum of Free Enterprise. Elements of Modern Enterprise. Bombay: Popular Book depot, 1962.
Lua MLA (9ú heag.)Forum of Free Enterprise. Elements of Modern Enterprise. Popular Book depot, 1962.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.