• Oracle Certified Professional Java SE 7 Programmer Exams 1Z0-804 and 1Z0-805: A Comprehensive OCPJP 7 Certification Guide

Certification

• OCP Oracle Certified Professional Java SE 11 Developer Practice Tests: Exam 1Z0-819 and Upgrade Exam 1Z0-817

IT Skills

• OCP Oracle Certified Professional Java SE 11 Developer: Complete Study Guide Exam 1Z0-819 and Upgrade Exam 1Z0-817
• OCP Oracle Certified Professional Java SE 11 Programmer II Study Guide: Exam 1Z0-816 and Exam 1Z0-817

Software Design and Development

• OCP Oracle Certified Professional Java SE 11 Programmer I Study Guide: Exam 1Z0-815
• OCP: Oracle Certified Professional Java SE 8 Programmer II Study Guide: Exam 1Z0-809
• Oracle Certified Professional Java SE 8 Programmer Exam 1Z0-809: A Comprehensive OCPJP 8 Certification Guide