Pett, M. A. (1997). Nonparametric statistics for health care research: Statistics for small samples and unusual distributions. Sage Publ.
Chicago-Zitierstil (17. Ausg.)Pett, Marjorie A. Nonparametric Statistics for Health Care Research: Statistics for Small Samples and Unusual Distributions. Thousand Oaks, CA [u.a.]: Sage Publ, 1997.
MLA-Zitierstil (9. Ausg.)Pett, Marjorie A. Nonparametric Statistics for Health Care Research: Statistics for Small Samples and Unusual Distributions. Sage Publ, 1997.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.