Our book mentioned in another book

In Section 4.6.1.1 "Converting a host at a time: dual stack," O'Reilly's IPv6 Network Administration by David Malone and Niall Murphy mentions our book:

For advice on how to manage and plan maintenance properly see The Practice of System and Network Administration by Limoncelli and Hogan (Addison-Wesley), but be prepared to feel embarrassed at how disorganized you are.

Gosh, I always hoped people would use the book to prevent embarrassment!