Hello candidate,

There are several books available both over online as well as in offline mode depending on your course requirements and ki fundamentals on which your focused upon. But here are some of the best books which I think you would find helpful-

Applications of Economics to Managerial Issues.

Applied Economics.

Comparative Development Experience.

Planning for Development: India and the Northeast.

Statistics for Economics.

Econometric Methods.

Economics of Natural Resources and Sustainable Development.

Elementary Mathematics for Economics.

Hope it helps!!

For any further queries, feel free to post it here!!