The kindle version is now available for pre-order at Amazon.com and Amazon.co.uk
The paperback (ISBN/EAN13 1508700389 / 9781508700388) is available in our Createspace shop now, and is already listed on Amazon.com. Pre-publication price is $14.95 or £9.99.
The hardcover book (ISBN:9781320766913) should be publicly available from the beginning of May. It is now available to order from your favourite store using the ISBN shown. The retail price is £30 or thereabouts.