Covey,Stephen R.
Principle centred leadership/ - London: Pocket Books, 1991. - 332p.
978-07434-6860-2
Inspirational-leadership
158.4 / COV/P
Principle centred leadership/ - London: Pocket Books, 1991. - 332p.
978-07434-6860-2
Inspirational-leadership
158.4 / COV/P