Cita APA (7th ed.)
Fraser, J. T. (2007). Time and time again: Reports from a boundary of the universe. Brill.
Cita Chicago (17th ed.)
Fraser, J. T. Time and Time Again: Reports from a Boundary of the Universe. Leiden ; Boston: Brill, 2007.
Cita MLA (9th ed.)
Fraser, J. T. Time and Time Again: Reports from a Boundary of the Universe. Brill, 2007.
Atenció: Aquestes cites poden no estar 100% correctes.