Gaya APA
DRUCKER, Peter F.. (1985).
The changing world of the executive (1st ed.).
New York:
Times Books.
Gaya Chicago
DRUCKER, Peter F..
The changing world of the executive.
1st ed.
New York:
Times Books,
1985.
Text.
Gaya MLA
DRUCKER, Peter F..
The changing world of the executive.
1st ed.
New York:
Times Books,
1985.
Text.
Gaya Turabian
DRUCKER, Peter F..
The changing world of the executive.
1st ed.
New York:
Times Books,
1985.
Print.