hello Malavika, there are several books available for CLAT as per the sylllabus which we get through online or offline mode. CLAT is the highly profiled exam so you can search at all the big stationery shop which is nearest to you or you can go for online order of those books.Choosing a correct book  will leads you to clear the exam.The duration of exam is 120 minutes and number of questions is 200 so, the student have to cover whole syllabus for these 200 questions and have to choose the best posssibility for the answer. A law aspirant need a good strategy to score best in exam and choosing a best book is the first part of this strategy. There are some books which will help you in exam

Butterworth

Verbal Reasoning

Analytical Reasoning

Lenis Nexis

GK Today

Word Power Made Easy

Objective Arithmetic

All the above books will help you to understand the basic concept of the topic and score well in exam. the subject wise distribution of the questions is as follow

1) English with comprehension                  40 questions

2) General Knowledge & Current Affairs      50 questions

3) Elementary Mathematics                        20 questions

4) Legal Aptitude                                       50 questions

5) Logical Reasoning                                  40 questions  

The books on those topic are easily available in the market or online stores.

all the very best for exam

Hi Malavika,

CLAT self study material is available on all online bookstores. Recommended ones are Flipkart and/or Amazon.

However, if you'd like to study online,

https://www.lawentrance.com/study-material/?utm_source=google&utm_medium=cpc&utm_campaign=CLAT%20Books%20%26%20Material&matchtype=e&device=c&keyword=clat%20books&gclid=EAIaIQobChMInOOMzs_y4AIVwRWPCh02bQ3zEAAYASAAEgIBaPD_BwE

You can enroll on the website above for digital study material.

Wish you all the best!