There is an ebook version available as a PDF File as well.
The ISBN of this version is 978-0-9581610-7-7. It is available for only $9.99. This can be read by ipads and ipods and kindle readers.
All you have to do is order below via paypal and register your email address and I will send you the file that you open in ibooks.
Buy the PDF using paypal link below.