Pola pengelolaan kawasan tadah hujan (catchment area) Danau Toba, Propinsi Dati I Sumatera Utara
By: Departemen Pertanian, Direktorat Jenderal Kehutanan
Publisher: Direktorat Jenderal Kehutanan, Direktorat Bina Program Kehutanan
Published: 1981
Place of publication: Jakarta]
Language: ind
Number of pages: 58
Subjects: Rain-water (Water-supply); Management
Notes: "Oktober 1981."

s 1987 ii n.