TY  - BOOK
AU  - covey, stephen r.
AU  - covey, stephen r.
TI  - principle centred leadership  
SN  - 0-684-85841-x
U1  - 158 cov-pri 
PY  - 1991///
CY  - london
PB  -  simon and schuster
KW  - seven habits, leadership, personal effectiveness
N2  - Available
ER  -