Whitehouse, D. J. (2002). Surfaces and their measurement. HPS.
Cita Chicago (17th ed.)Whitehouse, D. J. Surfaces and Their Measurement. London: HPS, 2002.
Cita MLA (9th ed.)Whitehouse, D. J. Surfaces and Their Measurement. HPS, 2002.
Atenció: Aquestes cites poden no estar 100% correctes.