Developer Tools to Help You Build Alexa Skills : Alexa Blogs
Amazon.com: Amazon Echo Dot: Programming Your Alexa App: User Guide for Operating Your Alexa App and Amazon Echo Dot (Audible Audio Edition): Logan Styles, Nathan W Wood, SD Publishing: Books
Alexa: 1401 Smart and Funny Questions to Ask Alexa_ How to Program Skills into Alexa are Included (2017): Diamond, Mark: 9781544962214: Amazon.com: Books