Anatomy, physiology, and psychology of erosion / E G Hallsworth Hallsworth, E G Soil erosion. Soil conservation. Sols Erosion. 631.45 HAA Includes index. New York : Wiley. ©1987. ©1987. 1987 Text xi, 176 p. : eng IFIAS monograph, no. 1. IFIAS monograph, no. 1.