Barrow, J. D. (2007). New theories of everything: The quest for ultimate explanation. Oxford university press.
Cita Chicago (17th ed.)Barrow, John D. New Theories of Everything: The Quest for Ultimate Explanation. New York: Oxford university press, 2007.
Cita MLA (9th ed.)Barrow, John D. New Theories of Everything: The Quest for Ultimate Explanation. Oxford university press, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.