"The best book for nursing competitive exams is 'Saunders Comprehensive Review for the NCLEX-RN Examination'. It covers all the essential topics and provides detailed explanations and practice questions to help you prepare effectively. Best Book For Nursing Competitive Exam Another highly recommended book is 'Lippincott Q&A Review for NCLEX-RN', which offers a comprehensive review of key nursing concepts and includes numerous practice questions with rationales."