Propaganda, die Kunst der Public Relations – über Edward Bernays, PR, Growth Hacking https://t.co/NtnXDYyyx5

Propaganda, die Kunst der Public Relations – über Edward Bernays, PR, Growth Hacking https://t.co/NtnXDYyyx5

— David Brych (@DavidBrych) June 4, 2017

from Twitter https://twitter.com/DavidBrych

June 04, 2017 at 05:17AM
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