Beginning Python
Using Python 2.6 & Python 3.1 (2010)
Cabbages and Kings
O. Henry
Hacking : the art of exploitation
Erickson, Jon
HACKING EXPOSED: NETWORK SECURITY SECRETS & SOLUTIONS SECOND ...
JOEL SCAMBRAY STUART MCCLURE GEORGE KURTZ
The Adventures of Tom Sawyer, Complete
Mark Twain