APA (7th ed.) Citation

ScienceDirect (Online service). (2007). Perl Scripting for It Security. Syngress Media Inc.

Chicago Style (17th ed.) Citation

ScienceDirect (Online service). Perl Scripting for It Security. [Place of publication not identified]: Syngress Media Inc, 2007.

MLA (9th ed.) Citation

ScienceDirect (Online service). Perl Scripting for It Security. Syngress Media Inc, 2007.

Warning: These citations may not always be 100% accurate.