Barney Vinson has a new book out "Ask Barney". It's from Bonus books and available at Amazon.com. Barney has a great collum in the Las Vegas Style monthly magaizine by the same name. He answers questions with a bit of humor mixed in.
His other books include, Chipwreaked in Las Vegas, Behind the tables 1 & 2, and Casino Secrets.

I just orderd my copy and will post a review when I finish it.