" "
" "

:  Drucker P
:  Management: tasks, responsibilities, practices
:  
( ):  Harper & Row
:  1974
:  
:  Drucker P. Management: tasks, responsibilities, practices. N.Y.: Harper & Row, 1974. 839 p.
:  " "
:  



: 6199, : 720, : 7.


© 2007.