Non abbiamo ancora una biografia di David Firth.
Pubblicato in Inglese · Spagnolo

How to make work fun!
1995

Change Your World One Word At A Time
2013

Sacred business
2001
Reading Esther Intertextually
2023

My voodoo
2002
Human 2. 0
2012
Corporate Fool
2012
1 and 2 Samuel : an Introduction and Study Guide
2017

The Experiment
2005

The corporate fool
2001

Smart Things to Know About, Smart Things to Know About People Management
2001

Smart Things to Know about Change
2000
Smart - Fundamental y Mas Efectivo Acerca del Camb
2001
Rise
2018
OBL Blogs
2016
Little Book of Friesland
2017

Life & Work Express
2002
Life and Work Express
2000