Das, Gurudas . Border trade: north-east India and neighbouring countries / edited by Gurudas Das; R.K. Purkayastha. - New Delhi : Akansha Publishing House , 2000 - xvi, 295p : ISBN: 81-87606-02-9 Subjects--Topical Terms: Economics Dewey Class. No.: X:5(V449W:19) / P0;2