Gaya APA
Berlin, Isaiah. (1978).
Russian Thinkers .
New York:
Penguin Books.
Gaya Chicago
Berlin, Isaiah.
Russian Thinkers.
New York:
Penguin Books,
1978.
Text.
Gaya MLA
Berlin, Isaiah.
Russian Thinkers.
New York:
Penguin Books,
1978.
Text.
Gaya Turabian
Berlin, Isaiah.
Russian Thinkers.
New York:
Penguin Books,
1978.
Print.