Gaya APA
Stallings, W. (2011).
CRYPTOGRAPHY AND
NETWORK SECURITY
PRINCIPLES AND PRACTICE (5th).
United States of America:
Pearson Education, Inc..
Gaya MLA
Stallings, William.
"CRYPTOGRAPHY AND
NETWORK SECURITY
PRINCIPLES AND PRACTICE".
5th
United States of America:
Pearson Education, Inc.,
2011.
Text.