Gaya APA
Marshall, Robert. (1990).
Shadow Makers .
New York:
Penguin Books.
Gaya Chicago
Marshall, Robert.
Shadow Makers.
New York:
Penguin Books,
1990.
Text.
Gaya MLA
Marshall, Robert.
Shadow Makers.
New York:
Penguin Books,
1990.
Text.
Gaya Turabian
Marshall, Robert.
Shadow Makers.
New York:
Penguin Books,
1990.
Print.