Covering all six HR functional areas, PHR/SPHR Professional in Human Resources Certification Bundle is a complete self-study package for these challenging exams. PHR/SPHR Professional in Human Resources Certification All-in-One Exam Guide covers all current exam objectives. The pre-assessment tests in PHR/SPHR Professional in Human Resources Certification Practice Exams help you gauge your readiness for the five full-length practice exams included in the bundle. For a final overview of key exam topics, you can study the Quick Review Guide.