Bibliography

See G. H. Gallup and S. F. Rae, The Pulse of Democracy (1940, repr. 1968); L. Bogart, Silent Politics (1972); C. W. Roll, Jr., and A. H. Cantril, Polls (1972); I. Crespi, Public Opinion Poll and Democracy (1989).

The Columbia Electronic Encyclopedia, 6th ed. Copyright © 2007, Columbia University Press. All rights reserved.

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