Vogt, H., & Slaymaker, O. (1986). Erosion budgets and their hydrologic basis. Borntraeger.
Lua i Stíl Chicago (17ú heag.)Vogt, Henri, agus Olav Slaymaker. Erosion Budgets and Their Hydrologic Basis. Berlin: Borntraeger, 1986.
Lua MLA (8ú heag.)Vogt, Henri, agus Olav Slaymaker. Erosion Budgets and Their Hydrologic Basis. Borntraeger, 1986.
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