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Principle centred leadership/

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Xehetasun bibliografikoak
Egile nagusia:	Covey,Stephen R.
Formatua:	Printed Book
Argitaratua:	London: Pocket Books, 1991.
Gaiak:	Inspirational-leadership

Principle centred leadership

Principle centred leadership

nork Covey, Stephen R.
Argitaratua 2002

Printed Book

Principle centred leadership /

Principle centred leadership /

nork Covey, Stephen R .
Argitaratua 1998

Printed Book

Principle centred leadership /

Principle centred leadership /

nork Covey, Stephen R.
Argitaratua 1991