R. P. C. Morgan
1942
Soil erosion and conservation
Soil Erosion and Conservation
Erosion y Conservacion del Suelo
Soil erosion
Soil Erosion and Its Control (Van Nostrand Reinhold soil science series)
Bio-engineering
Handbook of Erosion Modelling
Handbook of erosion modelling
Slope Stabilization and Erosion Control
Soil Conservation
Soil erosion in the European community
Soil erosion in the United Kingdom