Squires, G. L. (1997). Practical physics (3rd ed.). University Pr.
Cita Chicago (17th ed.)Squires, G. L. Practical Physics. 3rd ed. Cambridge: University Pr, 1997.
Cita MLA (9th ed.)Squires, G. L. Practical Physics. 3rd ed. University Pr, 1997.
Atenció: Aquestes cites poden no estar 100% correctes.