Lehmann, E. L. (2006). Nonparametrics: Statistical methods based on ranks. Springer.
Cita Chicago (17th ed.)Lehmann, Erich L. Nonparametrics: Statistical Methods Based on Ranks. New York: Springer, 2006.
Cita MLA (9th ed.)Lehmann, Erich L. Nonparametrics: Statistical Methods Based on Ranks. Springer, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.