TY  - BOOK
AU  - Siegel,Sidney
TI  - Nonparametric statistics for the behavioral sciences
AV  - H61.S57 
PY  - 1956///
CY  - Tokyo
PB  - : McGraw-Hill Kogakusha Ltd
KW  - Non parametric statistics
KW  - Social science
KW  -  Research,
KW  - Experimental design
N1  - Includes bibliographical references
ER  -