TY  - BOOK
AU  - Covey,Stephen R.
TI  - Principle-centred leadership
SN  - 068485841X
U1  - 158.4 
PY  - 1991///
CY  - London
PB  - Simon & Schuster
KW  - Success
KW  - Psychological aspects
KW  - Success in business
KW  - Leadership
ER  -