APA ציטוט

KIRKBY, M., & MORGAN, R. (1980). Soil erosion. john Wiley and Sons.

Chicago Style (17th ed.) Citation

KIRKBY, M.J, and R.P.C MORGAN. Soil Erosion. Chichester: john Wiley and Sons, 1980.

ציטוט MLA

KIRKBY, M.J, and R.P.C MORGAN. Soil Erosion. john Wiley and Sons, 1980.