Albert Einstein. (2019). Albert Einstein - 2 , Ideas & Opinions (1954.). Rupa Publications.
Lua i Stíl Chicago (17ú heag.)Albert Einstein. Albert Einstein - 2 , Ideas & Opinions. 1954. Rupa Publications, 2019.
Lua MLA (9ú heag.)Albert Einstein. Albert Einstein - 2 , Ideas & Opinions. 1954. Rupa Publications, 2019.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.