Spark in Action is the best-rated Spark book on Amazon, with a 4.9/5. Look at the comments! Sold directly by the author. I will sign & personalize your copy as part of the purchase. I will contact you after your purchase. This new book comes with a free eBook, downloadable from Manning Publications’ website. Examples, code, and labs are available on GitHub, where a growing community can help you if needed. 10% of the purchase price will go to Girls Who Code, a fantastic organization who is on a mission to close the gender gap in technology and to change the image of what a programmer looks like and does.