Wettern, Joern books & textbook
Inside Tcp/Ip: A Comprehensive Introduction to Protocols and Concepts
Hawkins, Nancy Wettern, Joern Siyan, Karanjit S., Ph.D.
New Riders Pub /1997T Paperback / 773 Pages
isbn-10: 1562057146 / isbn-13: 9781562057145
Firewalls For Dummies (For Dummies (Computers))
Komar, Brian Beekelaar, Ronald Wettern, Joern
For Dummies /2001-08-15 Paperback / 408 Pages
Security + Certification (Pro Academic Learning)
Microsoft Press /2004-10-01 Paperback / 433 Pages
isbn-10: 0735620326 / isbn-13: 9780735620322
