Conover, W. (1999). Practical nonparametric statistics. John Wiley.
Chicago Style (17th ed.) ZitazioaConover, W.J. Practical Nonparametric Statistics. New Delhi: John Wiley, 1999.
MLA (9th ed.) ZitazioaConover, W.J. Practical Nonparametric Statistics. John Wiley, 1999.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.