RECOMMENDED READING
JavaScript API for Office, http://msdn.microsoft.com/en-us/library/office/apps/fp142185.aspx
Preparing your app for submission to the Office Store, http://msdn.microsoft.com/en-US/office/apps/fp179865
Get Beginning SharePoint 2013 Development now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.