Gaya APA
Drucker, Peter F.. (2006).
The Practice of Managent ( BI Corner 2006 ) .
Amerika:
Harper Collins.
Gaya Chicago
Drucker, Peter F..
The Practice of Managent ( BI Corner 2006 ).
Amerika:
Harper Collins,
2006.
Text.
Gaya MLA
Drucker, Peter F..
The Practice of Managent ( BI Corner 2006 ).
Amerika:
Harper Collins,
2006.
Text.
Gaya Turabian
Drucker, Peter F..
The Practice of Managent ( BI Corner 2006 ).
Amerika:
Harper Collins,
2006.
Print.