For networking, I think this is a great place to start: http://www.amazon.com/TCP-Illustrated-Protocols-Addison-Wesley-Professional/dp/0321336313/ http://www.am

For networking, I think this is a great place to start: http://www.amazon.com/TCP-Illustrated-Protocols-Addison-Wesley-Professional/dp/0321336313/ http://www.amazon.com/TCP-Illustrated-Protocols-Addison-Wesl... For OS, I would recommend looking at Bach (on the design of UNIX) and Tannenbaum's books.