Gaya APA
Buchan, John.. (1994).
The Thirty-Nine steps / John Buchan .
London:
Penguin Books.
Gaya Chicago
Buchan, John..
The Thirty-Nine steps / John Buchan.
London:
Penguin Books,
1994.
Text.
Gaya MLA
Buchan, John..
The Thirty-Nine steps / John Buchan.
London:
Penguin Books,
1994.
Text.
Gaya Turabian
Buchan, John..
The Thirty-Nine steps / John Buchan.
London:
Penguin Books,
1994.
Print.