Gaya APA
Stallings, W., Holm, T, D. (2003).
Cryptography And Network Security: Principles And Practices (third edition) (3rd ed.).
United States of America:
Pearson Education International.
Gaya MLA
Stallings, William., Holm, Toni, D..
"Cryptography And Network Security: Principles And Practices (third edition)".
3rd ed.
United States of America:
Pearson Education International,
2003.
Printed Book.