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Cover art for The Science of Self-Confidence

The Science of Self-Confidence

By Brian Tracy

Genres: business, parenting-relationships, self-help

Recordings

Narrated by Brian Tracy

  • Runtime: 5 h 50 min
  • Publisher: Nightingale-Conant
  • Released: 2014
  • ASIN (us): B00NPJI262
  • 12 chapters