The DevOps 2.5 Toolkit
Viktor Farcic
Git Fundamentals
Thom Parkin
Oracle Essentials: Oracle Database 12c
Rick Greenwald & Robert Stackowiak & Jonathan Stern
The Linux Programming Interface
Michael Kerrisk
RESTful Web APIs
Leonard Richardson & Mike Amundsen & Sam Ruby
Developing RESTful Web Services With Jersey 2. 0
Sunil Gulabani