[archiveorg NicholasJ.CullDavidCulbertDavidWelchPropagandaAndMassPersuasion width=560 height=384 frameborder=0 webkitallowfullscreen=true mozallowfullscreen=true]
https://archive.org/download/NicholasJ.CullDavidCulbertDavidWelchPropagandaAndMassPersuasion/Nicholas_J._Cull%2C_David_Culbert%2C_David_Welch_Propaganda_and_Mass_Persuasion.pdf