Expert One-on-One Oracle

Effective Oracle by Design (Osborne ORACLE Press Series)

Forecasting Oracle Performance

Cost-Based Oracle Fundamentals (Expert's Voice in Oracle)

Expert Oracle Database Architecture: Oracle Database 9i, 10g, and 11g Programming Techniques and Solutions

OCA/OCP Oracle Database 12c All-in-One Exam Guide (Exams 1Z0-061, 1Z0-062, & 1Z0-063)