Gaya APA
TRACY, DIANE. (1990).
The Power Pyramid .
New York, America:
William Morrow & Company.
Gaya Chicago
TRACY, DIANE.
The Power Pyramid .
New York, America:
William Morrow & Company,
1990.
ANTON CORNER.
Gaya MLA
TRACY, DIANE.
The Power Pyramid .
New York, America:
William Morrow & Company,
1990.
ANTON CORNER.
Gaya Turabian
TRACY, DIANE.
The Power Pyramid .
New York, America:
William Morrow & Company,
1990.
ANTON CORNER.