eBook "DUOS" by Erik J Skinner is currently free...I don't know if it is always free, or just for now.
I'm not sure if you can get any other version besides PDF. I was able to open it on my iPad, and save it with the iBook app.
He posted this today on Facebook, as he's a fb friend: To celebrate my birthday, I got you all a free electronic copy of my book Duos ;-P
http://duostrilogy.com/aboutduos
Duos is a collection of humorous short stories in conversational form. There's a dragon, a space elevator, a leprechaun, custard pie, a laser factory and even a couple of mice. You can order the p... by erikjskinner in Science Fiction & Fantasy, Books - Fiction, and SciFi
This is the direct link....
http://www.scribd.com/doc/29312324/D...Erik-J-Skinner