As CPD is a key activity in our profession, I always look for new books and e-books to read to improve my business skills as regards pricing, marketing, language, and so on. I even check out Amazon Kindle's Daily Offers page!
What are the best (e)books you read and that you think shaped the most the professional you are today? Care to share the ones you found most useful?
I'll start with one: THE ULTIMATE GUIDE TO BECOMING A SUCCESSFUL FREELANCE TRANSLATOR http://translatorsbook.com/ It proved really useful at the beginning of my career as it provides a very complete overview of all the tools and strategies you need in the business