How to Contact Us

We have tested and verified the information in this book to the best of our ability, but you may find that features have changed (or even that we have made a few mistakes!). Please let us know about any errors you find, as well as your suggestions for future editions, by writing to:

O'Reilly & Associates, Inc.
1005 Gravenstein Highway North
Sebastopol, CA 95471
1-800-998-9938 (in the U.S. or Canada)
1-707-829-0515 (international/local)
1-707-829-0104 (fax)

You can also send us messages electronically. To be put on the mailing list or request a catalog, send email to:

info@oreilly.com

To ask technical questions or comment on the book, send email to:

bookquestions@oreilly.com

We have a web site for the book, where we'll list examples, errata, and any plans for future editions. You can access this page at:

http://www.oreilly.com/catalog/pracrdf/

For more information abut this book and others, see the O'Reilly web site:

http://www.oreilly.com/