APA (7th ed.) Zitazioa

British Crop Production Council. (2006). Field scale spraying. BCPC.

Chicago Style (17th ed.) Zitazioa

British Crop Production Council. Field Scale Spraying. Hampshire: BCPC, 2006.

MLA (9th ed.) Zitazioa

British Crop Production Council. Field Scale Spraying. BCPC, 2006.