APA (7th ed.) Citation

Barnett, L. K. (1950). The universe and Dr. Einstein ([Rev. ed].). Sloane.

Chicago Style (17th ed.) Citation

Barnett, Lincoln Kinnear. The Universe and Dr. Einstein. [Rev. ed]. New York: Sloane, 1950.

MLA (9th ed.) Citation

Barnett, Lincoln Kinnear. The Universe and Dr. Einstein. [Rev. ed]. Sloane, 1950.