Mike Amundsen & Leonard Richardson 
RESTful Web APIs [PDF ebook] 
Services for a Changing World

The popularity of REST in recent years has led to tremendous growth in almost-RESTful APIs that dont include many of the architectures benefits. With this practical guide, youll learn what it takes to design usable REST APIs that evolve over time. By focusing on solutions that cross a variety of domains, this book shows you how to create powerful and secure applications, using the tools designed for the worlds most successful distributed computing system: the World Wide Web.Youll explore the concepts behind REST, learn different strategies for creating hypermedia-based APIs, and then put everything together with a step-by-step guide to designing a RESTful Web API.Examine API design strategies, including the collection pattern and pure hypermedia Understand how hypermedia ties representations together into a coherent APIDiscover how XMDP and ALPS profile formats can help you meet the Web API "semantic challenge"Learn close to two-dozen standardized hypermedia data formats Apply best practices for using HTTP in API implementations Create Web APIs with the JSON-LD standard and other the Linked Data approaches Understand the Co AP protocol for using REST in embedded systems