TY  - BOOK
AU  - Hildebrand David K
TI  - Analysis of ordinal data
T2  - Quantitative Applications in the Social Sciences
SN  - 0803907958
U1  - Sigma b4, L7 
PY  - 1977///
CY  - London
PB  - Sage Publication         
N1  - Bibliography: p 78
ER  -