Cita APA (7a ed.)

Barnett, L., & Einstein, A. (1962). The universe and Dr. Einstein. New American Library.

Cita Chicago Style (17a ed.)

Barnett, Lincoln, y Albert Einstein. The Universe and Dr. Einstein. [New York]: New American Library, 1962.

Cita MLA (9a ed.)

Barnett, Lincoln, y Albert Einstein. The Universe and Dr. Einstein. New American Library, 1962.