"Öffentliche Meinung." . . "Opinión pública." . . "Understanding public opinion : A guide for newspapermen and newspaper readers" . . . . . . "Understanding public opinion; a guide for newspapermen and newspaper readers"@en . . . . . . . . . "Understandig public opinion : a guide for newspapermen and newspaper readers" . . . . . . . . "Understanding public opinion a guide for newspapermen and newspaper readers" . "Understanding public opinion a guide for newspapermen and newspaper readers"@en . . . . . "Understanding public opinion : a guide for newspapermen and newspaper readers" . . "Understanding public opinion : a guide for newspapermen and newspaper readers"@en . . "Understanding public opinion. a guide for newspapermen and newspaper readers" . "Allmänna opinionen." . . "Politik." . . "USA." . . . . "Periodismo." . . "Opinion publique États-Unis." . .