Apache Cordova (also known as Phonegap) is an amazing tool that makes it possible to build and deploy web applications as native apps on nearly any mobile device. A new early access book at Manning has just come out that you will want to have on your shelf as you become a master hybrid app developer.
If you use the code mlcamden at checkout, you can get 50% off of this new book! Get it at http://manning.com/camden.
Ionic in Action uses Cordova, so this is the ideal book to dig deeper into how to build Ionic apps that have great platform integration.