Integrale weergave van het boek: Amsterdam [etc.] : Contact, 1998. - 95 p. - (Business bibliotheek)
Vert. van de oorspr. boekuitgave; Who moved my cheese? : an amazing way to deal with change in your work and in your life. - New York : G.P. Putnam's Sons, 1998
Integrale weergave van het boek: Amsterdam [etc.] : Contact, 1998. - 95 p. - (Business bibliotheek)
Vert. van de oorspr. boekuitgave; Who moved my cheese? : an amazing way to deal with change in your work and in your life. - New York : G.P. Putnam's Sons, 1998