Books by Mark J. Penn

  • MICROTRENDS September 5, 2007
CURRENT EVENTS & SOCIAL ISSUES
MICROTRENDS by Mark J. Penn with E. Kinney Zalesne
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Audiobooks by Mark J. Penn

  • MICROTRENDS September 5, 2007
NONFICTION
MICROTRENDS by Mark J. Penn & E. Kinney Zalesne ; read by Brett Barry

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