049 The Challenger Customer by Pat Spenner
The Marketing Book Podcast - Ein Podcast von Douglas Burdett
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"The Challenger Customer: Selling to the Hidden Influencer Who Can Multiply Your Results" by Brent Adamson, Matthew Dixon, Pat Spenner, and Nick Toman Click here for show notes! https://www.salesartillery.com/marketing-book-podcast/the-challenger-customer-patrick-spenner
