Cita APA (7th ed.)
Van Fraassen, B. C. (1989). Laws and symmetry. Oxford University Press.
Cita Chicago (17th ed.)
Van Fraassen, Bas C. Laws and Symmetry. Oxford ; New York: Oxford University Press, 1989.
Cita MLA (9th ed.)
Van Fraassen, Bas C. Laws and Symmetry. Oxford University Press, 1989.
Atenció: Aquestes cites poden no estar 100% correctes.