I found this on another forum, and it's modeled after the Tao of Poo, which is an introduction to Taoism using Winnie the Poo. In this case, the Book of Pook is the story of Pook who goes through a similar journey of mistakes and realizations in order to become a Don Juan
http://www.peterstuff.net/free/The%20Boo...20Pook.pdf PDF
http://www.peterstuff.net/free/The%20Boo...20Pook.pdf PDF