Seven habbits of highly effective people/

Antzeko izenburuak

• The 7 habits of highly effective families
  nork: Covey, Stephen R
  Argitaratua: (1999)
• Seven habits of highly effective people /
  nork: Covey, Stephen R
  Argitaratua: (2012)
• Living the 7 habits stories of courage and inspiration
  nork: Covey, Stephen R.
  Argitaratua: (1999)
• First things first coping with the ever - increasing demands of the work place
  nork: Covey, Stephen R.
  Argitaratua: (2002)
• The 7 habits of highly effective people restoring the character ethic
  nork: Covey, Stephen R.
  Argitaratua: (1989)