Conrad, Eric
Eleventh hour CISSP® : study guide
Syngress, 2014
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Official (ISC)² guide to the ISSMP CBK
edited by Harold F. Tipton
CRC Press, 2012
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Cannon, David L.
CISA: certified information systems auditor: study guide
Wiley publishing, inc., 2011
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Andrews, jean
A+ guide to software: managing, maintaining, and troubleshooting
Course technology cengage learning, 2013
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Lammle, Todd
CCNA: cisco certified network associate study guide
Wiley , 2011
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