Bishop's Opening: The Berlin Defence, The Ponziani Gambit Accepted Now on Kindle!

I've published this chess monograph, "Bishop's Opening: The Berlin Defence, Ponziani Gambit Accepted", in February 2010. This booklet has the following chess moves: 1. e4 e5 2. Bc4 Nf6 3. d4 Nxe4!? And it also has 47 chess diagrams and 51 completed chess games. On October the 4th, 2015, this original chess monograph has been converted in a Kindle eBook. And it is being sold on the Amazon.com website in United States, the Amazon.ca website in Canada, the Amazon.co.uk website in United Kingdom, and other Amazon websites around the world!