TY  - BOOK
AU  - Covey, Stephen R.
TI  - Principle-centered leadership
SN  -  0671749102
U1  - 158.4 COV 20
PY  - 1991///
CY  - New York
PB  - Summit Books
KW  - Success |x Psychological aspects
KW  - Success in business
KW  - Leadership
ER  -