APA Style
Whitman, M, E., Mattord, H, J. (2018).
Principles of Information Security 6th edition (6th edition).
Boston:
Cengage.
MLA Style
Whitman, Michael, E.., Mattord, Herbert, J..
"Principles of Information Security 6th edition".
6th edition
Boston:
Cengage,
2018.
E-Book.