Authors: Serge Prengel

  • The Proactive Twelve Steps A Mindful Program For Lasting Change — Serge Prengel

    The Proactive Twelve Steps A Mindful Program For Lasting Change — Serge Prengel

  • 15 Minute Self Motivation Workbook — Serge Prengel

    15 Minute Self Motivation Workbook — Serge Prengel