Nahin, P. J. (1993). Time machines: Time travel in physics, metaphysics, and science fiction. American Institute of Physics.
Chicago Style (17th ed.) CitationNahin, Paul J. Time Machines: Time Travel in Physics, Metaphysics, and Science Fiction. New York: American Institute of Physics, 1993.
MLA (8th ed.) CitationNahin, Paul J. Time Machines: Time Travel in Physics, Metaphysics, and Science Fiction. American Institute of Physics, 1993.
Warning: These citations may not always be 100% accurate.
