TY  - JOUR
T1  - Stability and Change in the U.S. Public's Knowledge of Politics
AU  - Delli Carpini, Michael X.
AU  - Keeter, Scott
PY  - 1991
SP  - 583
EP  - 612
JO  - Public Opinion Quarterly
VL  - 55
IS  - 4
SN  - 0033-362X
ER  -