Cita APA (7th ed.)
Beer, H., & Harshav, B. (2003). The pure element of time. University Press of New England.
Cita Chicago (17th ed.)
Beer, Haim, i Barbara Harshav. The Pure Element of Time. Hanover: University Press of New England, 2003.
Cita MLA (9th ed.)
Beer, Haim, i Barbara Harshav. The Pure Element of Time. University Press of New England, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.