There are several review books available for nurse practitioners, but one highly recommended title is "Fitzgerald Nurse Practitioner Certification Exam Review & Advanced Practice Update" by Margaret A. Fitzgerald. This comprehensive review book covers all major areas of nurse practitioner practice, including assessment, diagnosis, management, and professional issues. It also includes practice questions and answers to help you prepare for your certification exam. Many nurse practitioners have found this book to be an invaluable resource in their exam preparation.