SOIL EROSION AND ITS CONTROL & MORGAN, R. [. (1986). Soil erosion and its control/editor R.P.C. Morgan. Van Nostrand Reinhold Company.
Chicago (17e ed.) BronvermeldingSOIL EROSION AND ITS CONTROL en R.P.C. [ed] MORGAN. Soil Erosion and Its Control/editor R.P.C. Morgan. New York: Van Nostrand Reinhold Company, 1986.
MLA (9e ed.) BronvermeldingSOIL EROSION AND ITS CONTROL en R.P.C. [ed] MORGAN. Soil Erosion and Its Control/editor R.P.C. Morgan. Van Nostrand Reinhold Company, 1986.
Let op: Deze citaties zijn niet altijd 100% accuraat.