Napoleaon Hill. (2004). Think and Grow Rich. Classics.
Lua i Stíl Chicago (17ú heag.)Napoleaon Hill. Think and Grow Rich. Delhi: Classics, 2004.
Lua MLA (9ú heag.)Napoleaon Hill. Think and Grow Rich. Classics, 2004.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.