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News2015-06-29T23:01:13+03:00

“Influence”, the classic book on persuasion, explains the psychology of why people say “yes” – and how to apply these understandings. Dr. Robert Cialdini

https://www.youtube.com/watch?v=9gP_rv8VB-U

By |28 Ιουλίου, 2021|Categories: Blog|
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