>The problem being asked didn't need a book to solve it. While mentioning a book is not bad at all, IMO that depends on the subject matter, when and where, what's the environment?
>

Chuck's question indicated that there was a certain gap in his knowledge that was more than could be answered here. FWIW, he sent me a private e-mail with the same question, which I read and responded to before even seeing his post here. And I recommended the same book in my response.