Ryngnga, K. Levels of development in the hills of North East / K. Ryngnga - New Delhi : Jawaharlal Nehru University, 2001. M.Phil. - CSRD, SSS, JNU, 2001. ISBN: 1 Subjects--Topical Terms: Economic development Index Terms--Genre/Form: Dissertation Dewey Class. No.: 333.3109541 / R991 Le