APA-referens

Einstein, A., & Lawson, R. W. (1960). Relativity: The special and the general theory. Methuen & co. ltd.

Chicago-stil citat

Einstein, Albert, och Robert W. Lawson. Relativity: The Special and the General Theory. London: Methuen & co. ltd, 1960.

MLA-referens

Einstein, Albert, och Robert W. Lawson. Relativity: The Special and the General Theory. Methuen & co. ltd, 1960.