9780738499949 | IBM, October 1, 2003, cover price $62.50

9781565925090 | 1 edition (Oreilly & Associates Inc, September 1, 2002), cover price $54.99 | About this edition: Covers topics including HTTP methods and status codes, optimizing proxies, designing web crawlers, content negotiation, and load-balancing strategies.

9780738424033 | IBM, April 1, 2002, cover price $40.00

9780471398233 | Pap/cdr edition (John Wiley & Sons Inc, March 1, 2001), cover price $34.99 | About this edition: The first complete reference guide to the essential Web protocol As applications and services converge and Web technologies not only assume HTTP but require developers to manipulate it, it is becoming increasingly crucial for network managers, Web masters, and anyone working with HTTP to understand the nuts and bolts of this most prevalent Web protocol.

9781565928626 | Oreilly & Associates Inc, June 1, 2000, cover price $9.95

9780124558410 | Morgan Kaufmann Pub, March 1, 2000, cover price $37.95 | About this edition: The emergence of the Web has done more to change Internetworking than any of the hundreds of applications that once defined the Internet.

9781884777370 | Manning Pubns Co, March 1, 1997, cover price $55.01

9780138582265 | Pap/cdr edition (Prentice Hall, March 1, 1997), cover price $44.95 | About this edition: If you're interested in building a web server - or if you're developing an application that depends or will depend on current HTTP protocols - this book is for you!