There are dozens of good book on options trading theory and practice.  But there is only one I have seen that does a great job with covering the inevitable – how to manage, adjust and refine losing option trades.  And that book is just about to get better with a newly revised edition.  Click the link to pre-order your copy today.  Or if you already have a Kindle, you can access the new book immediately.

The Option Trader Handbook: Strategies and Trade Adjustments (Wiley Trading)
The Option Trader Handbook: Strategies and Trade Adjustments (Wiley Trading) by George Jabbour