Merrington, G. (2002). Agricultural Pollution: Environmental problems and practical solutions (Ist ed.). Spon.
Chicago-čujuhus (17. p.)Merrington, Graham. Agricultural Pollution: Environmental Problems and Practical Solutions. Ist ed. New York: Spon, 2002.
MLA-čujuhus (9. p.)Merrington, Graham. Agricultural Pollution: Environmental Problems and Practical Solutions. Ist ed. Spon, 2002.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.