Opinion polls : interviews /

por McDonald, Donald 1920-, McDonald, Donald 1920-
Publicado 1962

Public opinion and polling around the world : a historical encyclopedia /

por Adams, Valerie, Adams, Valerie, Adrogué, Gerardo, Al-Braizat, Fares, Albritton, Robert B., Arceneaux, Kevin, Arian, Asher, Azadarmaki, Taghi, Barabas, Jason, Bartels, Larry M., Beniger, James R., Bjorklund, Tor, Bloom, Joel David, Blunt, Christopher C., Boyd, Richard W., Brinegar, Adam
Publicado 2004

The psychology of survey response /

por Tourangeau, Roger, Tourangeau, Roger, Rips, Lance J., Rasinski, Kenneth
Publicado 2000

Magnitude scaling : quantitative measurement of opinions

por Lodge, Milton, Lodge, Milton
Publicado 1981