[jt2190]

Here's a link to the book on the publisher's web site:

"Zero Configuration Networking: The Definitive Guide" by Daniel H Steinberg, Stuart Cheshire (2005) https://www.oreilly.com/library/view/zero-configuration-netw...

There's a link on that page to Amazon and other sellers.

ISBN: 9780596101008

[vetinari]

That's different book; the OP meant the book on the second photo, "Unix Network Programming", ISBN 9780131411555.