TY  - BOOK
AU  - Iversen,Gudmund R.
TI  - Contextual analysis / 
T2  - Quantitative applications in the social sciences: a Sage university papers series;no.07-081, 
SN  - 9780803942721
U1  - 302.3 
PY  - 1991///
CY  - London : 
PB  - Sage Publications , 
KW  - SOCIAL GROUPS-RESEARCH-METHODOLOGY
N1  - Includes bibliographical references
ER  -