Aivanhov, O. (2001). The living book of nature. Prosveta.
Lua i Stíl Chicago (17ú heag.)Aivanhov, Omraam. The Living Book of Nature. London: Prosveta, 2001.
Lua MLA (9ú heag.)Aivanhov, Omraam. The Living Book of Nature. Prosveta, 2001.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.