TY  - BOOK
AU  - Leach,Chris
TI  - Introduction to statistics: a nonparametric approach for the social sciences 
SN  - 0471997439
U1  - 519.5 23
PY  - 1979///
CY  - Chichester [Eng.], New York
PB  - Wiley
KW  - Statistics
KW  - Nonparametric statistics
KW  - Social sciences
KW  - Statistical methods
N1  - Includes Bibliography and  index
ER  -