(1961). The Wonder Of Life On Earth The Editors Of Life And Lincoln Barnett. Time Inco.
Lua i Stíl Chicago (17ú heag.)The Wonder Of Life On Earth The Editors Of Life And Lincoln Barnett. Time Inco, 1961.
Lua MLA (8ú heag.)The Wonder Of Life On Earth The Editors Of Life And Lincoln Barnett. Time Inco, 1961.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.