TY  - BOOK
AU  - Covey,Stephen R.
TI  - Principle-centered leadership 
SN  - 0671749102
AV  - BF37.S8   COV 
PY  - 1991///
CY  - New York
PB  - Summit Books
KW  - Success in business
KW  - Success
KW  - Psychological aspects
KW  - Civil engineering
N1  - Includes index
UR  - https://www.amazon.com/Principle-Centered-Leadership-Stephen-R-Covey/dp/145589348X
ER  -