APA Style
Katz, Jonathan. (2010).
Digital signatures (--).
New York:
Springer.
Chicago Style
Katz, Jonathan.
Digital signatures.
--
New York:
Springer,
2010.
Text.
MLA Style
Katz, Jonathan.
Digital signatures.
--
New York:
Springer,
2010.
Text.
Turabian Style
Katz, Jonathan.
Digital signatures.
--
New York:
Springer,
2010.
Print.