Survey potensi ekonomi dan teknis sungai-sungai di Sumatera Utara
By: oleh team peneliti Universitas Sumatera Utara, Fak. Pertanian, Fak. Ekonomi & Fak. Teknik
Publisher: Universitas Sumatera Utara
Published: 1976
Place of publication: Medan
Language: ind
Number of pages: 196
Subjects: Rivers; Water resources development