Gaya APA
Brown, Dan. (2009).
Digital fortress .
London:
Corgi Books.
Gaya Chicago
Brown, Dan.
Digital fortress.
London:
Corgi Books,
2009.
Text.
Gaya MLA
Brown, Dan.
Digital fortress.
London:
Corgi Books,
2009.
Text.
Gaya Turabian
Brown, Dan.
Digital fortress.
London:
Corgi Books,
2009.
Print.