Sure! Here are some books and study materials that can help you in your AFCAT (Air Force Common Admission Test) preparation:

1. AFCAT (Air Force Common Admission Test) by Arihant Experts:
- This book covers all the topics and sections of the AFCAT exam.
- It includes practice questions, previous year papers, and detailed explanations.
- It is a comprehensive guide for both the AFCAT written exam and the EKT (Engineering Knowledge Test) for technical candidates.

2. AFCAT (Air Force Common Admission Test) by R. Gupta:
- This book provides a detailed understanding of the exam pattern and syllabus.
- It includes solved papers from previous years to help you understand the question pattern.
- It also contains practice sets for self-evaluation and revision.

3. AFCAT (Air Force Common Admission Test) Exam Guide by Disha Experts:
- This book covers all the sections of the AFCAT exam, including Verbal Ability, Numerical Ability, Reasoning, General Awareness, and Military Aptitude.
- It provides a vast collection of practice questions, along with detailed explanations and solutions.
- It also includes mock tests for thorough practice and self-assessment.

4. AFCAT (Air Force Common Admission Test) Previous Year Papers by Chandresh Agrawal:
- This book contains a compilation of previous years' question papers for AFCAT.
- Solving these papers will give you an idea about the exam pattern and the types of questions asked.
- It is a great resource for practicing and improving your time management skills.

5. Online Resources:
- Apart from books, there are various online resources available for AFCAT preparation.
- Websites like EduRev offer free study materials, mock tests, and practice questions for AFCAT.
- You can also find video lectures and tutorials on YouTube to understand various concepts and topics in depth.

Remember, while books and study materials are important, regular practice and self-assessment are equally crucial for AFCAT preparation. Make sure to allocate sufficient time for revision and solving mock tests to improve your speed and accuracy. Good luck with your preparation!