Cita APA (7th ed.)

Dyson, F. Imagined worlds. Harvard University Press.

Cita Chicago (17th ed.)

Dyson, Freeman. Imagined Worlds. New York: Harvard University Press.

Cita MLA (9th ed.)

Dyson, Freeman. Imagined Worlds. Harvard University Press.

Atenció: Aquestes cites poden no estar 100% correctes.