TY  - BOOK
AU  - Covey, Stephen R.,
TI  - 7 habits of highly effective people: restoring the character ethic
U1  - 158 
PY  - 2004///
CY  - New York
PB  - Free Press
KW  - Restoring
KW  - Certero y eficiente
KW  - Character
KW  - Comportamiento
ER  -