00351cam a22000977a 4500 180718b1990 xxu||||| |||| 00| 0 eng d T19065x5464 E/1990P Provisional results on 1990 economic census in Tripura by Directorate of Statistics Agartala Government of Tripura 1990 Tripura. Directorate of Statistics 497399 497399 0 0 0 0 IIPA IIPA 2018-08-04 T19065x5464 E/1990P GG21352 2018-08-04 2018-08-04 GG