Gaya APA

Sularso, E, D. (2014). Soil erosion prediction and its control measures analysis using GIS and rusle method case study : Gansal Sub - Watershed Bukit Tiga Puluh National Park. ( Tesis 2014 ) . surabaya: Adm Publik Unsri.

Gaya MLA

Sularso, Eko, Desi. "Soil erosion prediction and its control measures analysis using GIS and rusle method case study : Gansal Sub - Watershed Bukit Tiga Puluh National Park. ( Tesis 2014 )". surabaya: Adm Publik Unsri, 2014. Text.