Metodologija osebnega razvoja : razumevanje : (povzetek) /

od Drenik, Mitja.
Izdano 2007

Personal development methodology : understanding /

od Drenik, Mitja.
Izdano 2007

Personal development methodology : evidence of person's maturity is the way he educates self and his descendants concerning legalities of time, activities and their consequences /

od Drenik, Mitja.
Izdano 2008