TY  - BOOK
AU  - McDowall,David
TI  - Interrupted time series analysis / 
T2  - Quantitative applications in the social sciences no.21, 
SN  - 9780803914933
U1  - 519.55 
PY  - 1980///
CY  - London : 
PB  - Sage Publications , 
KW  - PROBABILITIES
N1  - NULL
ER  -