Do you mean this one:
This book is going to be released in September (hopefully any day now) Anyone else eager for it? Anyone on here get the book at defcon?
no, he means this one :
update on nmap: I guess I can wait another month for what will most likely be an amazing book.
Publication of Nmap Network Scanning in paper form is expected in October 2008 (with a Defcon pre-release in August). The ISBN number is 9780979958717 (ISBN-10: 0979958717).