APA (7th ed.) Citation

Einstein, A. (1954). Relativity: The special and the general theory, a popular exposition (15a. ed.). Methuen.

Chicago Style (17th ed.) Citation

Einstein, Albert. Relativity: The Special and the General Theory, a Popular Exposition. 15a. ed. Londres: Methuen, 1954.

MLA (9th ed.) Citation

Einstein, Albert. Relativity: The Special and the General Theory, a Popular Exposition. 15a. ed. Methuen, 1954.

Warning: These citations may not always be 100% accurate.