TY  - JOUR
T1  - Effects of Filter Questions in Public Opinion Surveys
AU  - Bishop, George F.
AU  - Oldendick, Robert W.
AU  - Tuchfarber, Alfred J.
PY  - 1983
DO  - 10.1086/268810
SP  - 528
EP  - 546
JO  - Public Opinion Quarterly
VL  - 47
IS  - 4
SN  - 0033-362X
ER  -