Chopra, D. (2000). Energia sem limites. Rocco - Temas e Debates.
Lua i Stíl Chicago (17ú heag.)Chopra, Deepak. Energia Sem Limites. Rocco - Temas e Debates, 2000.
Lua MLA (8ú heag.)Chopra, Deepak. Energia Sem Limites. Rocco - Temas e Debates, 2000.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.