Gaya APA
In Their Time : The Greatest Business Leaders of the Twentieth Century. (2005).
USA:
Harvard Business School.
Gaya Chicago
In Their Time : The Greatest Business Leaders of the Twentieth Century.
.
USA:
Harvard Business School,
2005.
Textbook.
Gaya MLA
In Their Time : The Greatest Business Leaders of the Twentieth Century.
.
USA:
Harvard Business School,
2005.
Textbook.
Gaya Turabian
In Their Time : The Greatest Business Leaders of the Twentieth Century.
USA:
Harvard Business School,
2005.
Textbook.