Cita APA (7th ed.)

Hey, T., & Walters, P. (1987). The quantum universe. Cambridge University.

Cita Chicago (17th ed.)

Hey, Tony, i Patrick Walters. The Quantum Universe. Cambridge: Cambridge University, 1987.

Cita MLA (9th ed.)

Hey, Tony, i Patrick Walters. The Quantum Universe. Cambridge University, 1987.