Cita APA (7a ed.)

Einstein, A., & Lawson, R. W. (1977). Relativity: The special and the general theory (Reprinted.). Methuen & Co. Ltd..

Cita Chicago Style (17a ed.)

Einstein, Albert, y Robert W. Lawson. Relativity: The Special and the General Theory. Reprinted. London: Methuen & Co. Ltd., 1977.

Cita MLA (9a ed.)

Einstein, Albert, y Robert W. Lawson. Relativity: The Special and the General Theory. Reprinted. Methuen & Co. Ltd., 1977.