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Releases by Charles Conn

March 6, 2019 – April 8, 2020

Cover for Charles Conn · Bulletproof Problem Solving: Komplexe Probleme in Unternehmen in 7 Schritten losen (Paperback Book) (2020)

Bulletproof Problem Solving: Kom... (2020)

Cover for Charles Conn · Bulletproof Problem Solving: The One Skill That Changes Everything (Paperback Book) (2019)

Bulletproof Problem Solving: The... (2019)