Merrington, G. (2002). Agricultural Pollution: Environmental problems and practical solutions (Ist ed.). Spon.
Chicago Style (17th ed.) ZitazioaMerrington, Graham. Agricultural Pollution: Environmental Problems and Practical Solutions. Ist ed. New York: Spon, 2002.
MLA (9th ed.) ZitazioaMerrington, Graham. Agricultural Pollution: Environmental Problems and Practical Solutions. Ist ed. Spon, 2002.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.