Hello aspirant

As per your question,The primary source for preparation of B.Arch examination is NCERT books.

60% exam is asked from NCERT books. So, toppers and experts have always called NCERT the best books for B.Arch preparations. Everyone prepares from NCERT but only a few are able to excel in the exam. So, you need to have a good preparation strategy along with the best books.

Hope this information is relevant to your question.

Thank you:)