A journalist's guide to public opinion polls.

Geahča maid

• A journalist's guide to public opinion polls.
  Dahkki: Gawiser, Sheldon R, et al.
  Almmustuhtton: (1994)
• The nature and origins of mass opinion.
  Dahkki: Zaller, John R
  Almmustuhtton: (2006)
• The nature and origins of mass opinion.
  Dahkki: Zaller, John R
  Almmustuhtton: (2006)
• Polling and the public : what every citizen should know /
  Dahkki: Asher, Herbert B
  Almmustuhtton: (2007)
• The psychology of survey response.
  Dahkki: Tourangeau, Roger, et al.
  Almmustuhtton: (2007)