Cita APA (7a ed.)

Pett, M. A. (1997). Nonparametric statistics for health care research: Statistics for small samples and unusual distributions. Sage.

Cita Chicago Style (17a ed.)

Pett, Marjorie A. Nonparametric Statistics for Health Care Research: Statistics for Small Samples and Unusual Distributions. Thousand Oaks, California [etc.]: Sage, 1997.

Cita MLA (9a ed.)

Pett, Marjorie A. Nonparametric Statistics for Health Care Research: Statistics for Small Samples and Unusual Distributions. Sage, 1997.