Awdur
Assam (India). Directorate of Information and Public Relations
1
India. Commission on the Hill Areas of Assam
1
Indonesia. Direktorat Jenderal Moneter Dalam Negeri
1
Indonesia. Direktorat Tata Kota dan Tata Daerah
1
Northern Sumatra Regional Planning Study
1
PADCO
1
Seminar Keuangan dan Ekonomi Daerah
1
United States. Agency for International Development
1