Don't ever become fazed by critics and reviewers - they'll get you eventually for something anyway, no matter how good you are. Why? Understand, that the business of the professional critic is often not personal. Rather it's just a dirty job that for the reasons suggested below tends to bring better returns for newspapers, magazines, television, and now the Internet.
In a question and answer format, this article provides the key information about ISBNs for UK-based authors and publishers. However, please take note: over time, the accepted rules, guidelines, procedures, and prices do change. So seek out the latest information online.
A document can be a complex "animal." There can be "a lot going on" in the thought processes that go to form your story, article, report, web page, presentation, or other document. A considerable amount of time and effort can be invested in creating the finished version. So how can we help prevent embarrassing mistakes from getting through to publication?