TY  - BOOK
AU  - Sprent, Peter
AU  - Smeeton, Nigel C.
TI  - Applied nonparametric statistical methods/4th ed
SN  - 1-58488-701
U1  - 519.234 
PY  - 2007///
CY  - Boca Raton
PB  - Chapman& Hall/ CRC press
KW  - Nonparametric statistics
ER  -