TY  - GEN
AU  - Gibbons, Jean Dickinson
TI  - Non parametric statistical inference
T2  - Mc graw hill series in probablity and statistics
U1  - 519.5 GIB 
CY  - Tokyo, Mc graw-hill kogakusha ltd
KW  - Statistics/linear rank tests/order statistics/variables-statistics
ER  -