Tripura at a glance/ Directorate of Economics and Statistics, Government of Tripura - Agartala : The Directorate , [1987]- - v. : ill.; 25 cm. - Annual, [1986]- - (1986-87)- Description based on 1990-91 Subjects--Topical Terms: Economic development Subjects--Geographic Terms: Tripura (India)--Economic conditionsTripura (India)--Statistics