KIRKBY, M., & MORGAN, R. (1980). Soil erosion. john Wiley and Sons.
Chicagoスタイル(17版)引用形式KIRKBY, M.J, , R.P.C MORGAN. Soil Erosion. Chichester: john Wiley and Sons, 1980.
MLA(9版)引用形式KIRKBY, M.J, , R.P.C MORGAN. Soil Erosion. john Wiley and Sons, 1980.
警告: この引用は必ずしも正確ではありません.