The resources in this section represent many of the "standard" national polling organizations, with more methodological information regarding their data.
The ANES (American National Election Studies) Guide to Public Opinion and Electoral Behavior
Provides political observers, policy makers, journalists, teachers, students, and social scientists with immediate access to tables and graphs that display the ebb and flow of public opinion and electoral behavior and choice in American politics since 1948. The Guide presents a small portion of responses to the questions that have been asked in the 1952-2008 American National Election Studies time-series. The data displays are organized into nine topics: Social and Religious Characteristics of the Electorate, Ideological Self-Identification, Public Opinion on Public Policy Issues, Support for the Political System, Political Involvement and Participation in Politics, Evaluation of the Presidential Candidates, Evaluation of Congressional Candidates, Vote Choice.
Harris Interactive, formerly the Louis Harris Poll
Polls, expectations, and elections: TV news making in U.S. presidential campaigns
Lanham; Boulder: Lexington Books, 
Columbia Libraries Catalog Call No. PN4888.T4 C73 2015
Public Opinion Quarterly. 1937-
Link and WSU Libraries Catalog Call No. HM261.A1 P8
Quinnipiac College Polling Institute, Hamden, Connecticut
The only independent poll which surveys residents in the states of Connecticut, New York, and New Jersey about issues and candidate preferences for state and national races; it also studies issues of common concern for the tri-state region.
Roper Center for Public Opinion Research
A non-profit, non-partisan public opinion data archive at the University of Connecticut. For access to polling data, provided by University of Connecticut by arrangement with Columbia, see below in Data section. See also America at the Polls, 1964, 1968.