TY  - BOOK
AU  - Silvey,Jonathan
TI  - Deciphering data: the analysis of social surveys 
SN  - 058248040X
PY  - 1975///
CY  - London
PB  - Longman
KW  - Social surveys
KW  - Social sciences
KW  - Statistical methods
N1  - Includes index; Bibliography: p. 126-131
ER  -