Klaehn, Jeffery (2018). Pedro-Carañana, Joan; Broudy, Daniel (eds.). The Propaganda Model Today: Filtering Perception and Awareness. University of Westminster Press. doi:10.16997/book27. ISBN9781912656165. S2CID158190603.
Klaehn, Jeffery (2018). Pedro-Carañana, Joan; Broudy, Daniel (eds.). The Propaganda Model Today: Filtering Perception and Awareness. University of Westminster Press. doi:10.16997/book27. ISBN9781912656165. S2CID158190603.