Lean on Me: Volume 4 (Masters of the Shadowlands)

Lean Six Sigma Yellow & Orange Belt: Mindset, skill set and tool set: Volume 7 (Climbing the Mountain)

The Toyota Way for Authors: Lean Amazon KDP Publishing Strategies for the Digital Era - A Data-Driven System to Master Self-Publishing Flow, Quality, ... Series - A New Era in Intelligent Authorship)

The Pocket Sensei - Volume I - Standard Edition: Mastering Lean Leadership: Volume 1

The Lean detective All Volume: The Lean detective