Richard Koch

Livres
The 80/20 Principle The 80/20 Principle
The 80/20 Principle
2022
The 80/20 Manager The 80/20 Manager
The 80/20 Manager
2013
Principe 80/20 Principe 80/20
Principe 80/20
2018
The 80/20 Principle and 92 Other Powerful Laws of Nature The 80/20 Principle and 92 Other Powerful Laws of Nature
The 80/20 Principle and 92 Other Powerful Laws of Nature
2013
The 80/20 Principle, Third Edition The 80/20 Principle, Third Edition
The 80/20 Principle, Third Edition
1998
Superconnect Superconnect
Superconnect
2010

Livres audio
The 80/20 Principle: The Secret of Achieving More with Less (Unabridged) The 80/20 Principle: The Secret of Achieving More with Less (Unabridged)
The 80/20 Principle: The Secret of Achieving More with Less (Unabridged)
2010
The 80/20 Manager The 80/20 Manager
The 80/20 Manager
2014
Simplify Simplify
Simplify
2017
80/20 Beliefs 80/20 Beliefs
80/20 Beliefs
2026
The Star Principle The Star Principle
The Star Principle
2025
80/20 Daily 80/20 Daily
80/20 Daily
2024