Gaya APA
Development, M, O, P, W, D, G, O, W, R. (1990).
International Training Course on Sabo Engineering (Erosion and Sediment Control Engineering): forecasting and warning system against debris-flow .
Yogyakarta:
Japan International Cooperation Agency.
Gaya MLA
Development, Ministry, Of, Public, Works, Directorate, General, Of, Water, Resources.
"International Training Course on Sabo Engineering (Erosion and Sediment Control Engineering): forecasting and warning system against debris-flow".
Yogyakarta:
Japan International Cooperation Agency,
1990.
Text.