TY  - BOOK
AU  - Lehmann,Erich Leo
TI  - Nonparametrics: statistical methods based on ranks 
T2  - Holden-Day series in probability and statistics
SN  - 0816249966
U1  - 519.53 
PY  - 1975///
CY  - San Francisco, CA.
PB  - Holden-Day
KW  - Estadística
N1  - Incluye bibliografía
ER  -