TY  - BOOK
AU  - Drucker, Peter F.
TI  - The Effective executive
U1  - 658 DRU 
PY  - 1967///.
CY  - London : 
PB  - Heinemann, 
KW  - Effective Executive-management
KW  - Management-effective Executive
KW  - Management-production-executive
ER  -