«Six books you didn’t know were propaganda». The Economist. 3. november 2023. ISSN0013-0613. Besøkt 11. november 2023. «...two days after France signed an armistice with Germany, John Steinbeck wrote to Franklin Roosevelt, the American president, urging his administration to create “immediate, controlled, considered” propaganda.»
«Six books you didn’t know were propaganda». The Economist. 3. november 2023. ISSN0013-0613. Besøkt 11. november 2023. «...two days after France signed an armistice with Germany, John Steinbeck wrote to Franklin Roosevelt, the American president, urging his administration to create “immediate, controlled, considered” propaganda.»