1. The Gallup Poll ( Storrs, Conn . Roper Center for Public Opinion Research , 24 July 1989 ).
2. The Methodology and Performance of Election Day Polls
3. The Gallup Poll
,
“Republicans Gain on Issue Barometers”
(
Storrs, Conn.
:
Roper Center for Public Opinion Research
,
28 September 1988
); and
4. The Gallup Poll
,
“Public More Upbeat About State of Nation”
(
Storrs, Conn.
:
Roper Center for Public Opinion Research
,
25 December 1988
).
5. The Harris Poll
(
Storrs, Conn.
:
Roper Center for Public Opinion Research
,
July-August 1980
); and