Eastaway, R., & Haigh, J. D. (2011). The hidden mathematics of sport. Portico.
Cita Chicago (17th ed.)Eastaway, Robert, i John Dr Haigh. The Hidden Mathematics of Sport. London: Portico, 2011.
Cita MLA (9th ed.)Eastaway, Robert, i John Dr Haigh. The Hidden Mathematics of Sport. Portico, 2011.
Atenció: Aquestes cites poden no estar 100% correctes.