Unfortunately (I'm a kindle lover too!) the best books on Zen are either out of print completely or not available digitally :( Here's a couple of good lists thought:
Given the context of this discussion, I would recommend reading Charlotte Joko Beck's books. Specifically Nothing Special, which is available digitally on Amazon :)
http://www.sfzc.org/zc/display.asp?catid=1,5,168&pageid=... http://szc.org.au/reading.html
Given the context of this discussion, I would recommend reading Charlotte Joko Beck's books. Specifically Nothing Special, which is available digitally on Amazon :)