Author search: Helder, Chris

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Useful Belief, Website or Online Data
by Helder, Chris
Website or Online Data, 2020. Call number: Internet access
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How to Influence People, Website or Online DataMotivate, Inspire and Get the Results You Want
by Helder, Chris
Website or Online Data, 2019. Call number: Internet access
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Cut the Noise, Website or Online DataBetter Results, Less Guilt
by Helder, Chris
Website or Online Data, 2018. Call number: Internet access
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The Ultimate Book of Influence, Website or Online Data10 Tools of Persuasion to Connect, Communicate and Win in Business
by Helder, Chris
Website or Online Data, 2013. Call number: Internet access
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