TY  - BOOK
AU  - Duverger, Maurice
AU  - Wagoner, Robert (Tr.)
TI  - Party politics and pressure groups: a comparative introduction
SN  - 0-17-712097-5
U1  - 329.94 21st
PY  - 1972///
CY  - London
PB  - Nelson
KW  - Political parties-Europe; Pressure groups
ER  -