We have done our best to ensure the book is as free of errors as possible, but it is inevitable that some remain.
Please download the errata document to see if your issue has been discussed already and if not, use the feedback page to send us details.
Unfortunately, we cannot respond to each comment individually, but any errors found will be shown in the errata document as soon as they have been verified along with a correction.

Download errata document

Many thanks for taking the time to comment on the book.