Ravi, M. N. GST and customs duty / Ravi M. N. , Bhanu Prakash B. E., Suman Shetty N - 4th ed. - Hyderabad : Professional Books Publisher , 2021. - 330 pages ; 25 cm. ISBN: 9788195099078 Subjects--Topical Terms: GSTCustoms duty Dewey Class. No.: 343.056 / RAV