The Internet Book: Everything You Need to Know About Computer Networking and How the Internet Works by Douglas E. Comer
This revision of a bestseller is ideal as either an introductory Internet textbook that assumes no technical background or as a highly accurate, clearly written, very understandable professional overview of Internet/Networking technology and applications; written by leading Internet authority, teacher researcher, Doug Comer. Includes new coverage of World Wide Web; Browsing, WWW Documents (HTML), Advanced Web technology (Frames, CGI) and Search (Lycos, Alta Vista, etc.).