Gaya APA
Barrett, D, J., Silverman, R, E.
(2001).
SECURE Public Key Infrastructure
(
1)
.
Sebastopol:
O\'REILLY.
Gaya MLA
Barrett, Daniel, J.., Silverman, Richard, E..
"SECURE Public Key Infrastructure".
1
Sebastopol:
O\'REILLY,
2001.
Text.