Enough time to preparation for CAT

What is the enough to preparation for CAT exam, will you please provide & also give some good books for CAT exam?

[Arun Vats]

At least start preparation before 5-6 months is enough to fight for CAT exam.
Here are some tips to prepare for CAT exam:

Start reading
Check your strength & weakness
Solve past years papers
Take good books

Here are some good books to prepare for CAT exam:

The Cat in the Hat (Beginner Books(R)) [Hardcover]



Verbal Ability and Logical Reasoning for CAT (Set of 6 Books) [Paperback]
Erudite (Foreword)



CAT Topic-wise Solved Papers with Test & Assessment CD [Paperback]
Deepak Agarwal (Author), Shipra Agarwal (Author)