APA (7th ed.) Zitazioa

Agricultural Chemicals Industry Yearbook. IHS Markit Ltd.

Chicago Style (17th ed.) Zitazioa

Agricultural Chemicals Industry Yearbook. IHS Markit Ltd.

MLA (9th ed.) Zitazioa

Agricultural Chemicals Industry Yearbook. IHS Markit Ltd.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.