Gaya APA
Sammons, J., Cross, M. (2017).
The Basics of Cyber Safety : Computer and Mobile Device Safety Made Easy .
United States of America:
Syngress Media,U.S..
Gaya MLA
Sammons, John., Cross, Michael.
"The Basics of Cyber Safety : Computer and Mobile Device Safety Made Easy".
United States of America:
Syngress Media,U.S.,
2017.
Text.