APA aipamena

(1967). Soil acidity and liming. Wisconsin, USA: American Society ofAgronomy.

Chicago Style aipamena

Soil Acidity and Liming. Wisconsin, USA: American Society ofAgronomy, 1967.

MLA aipamena

Soil Acidity and Liming. Wisconsin, USA: American Society ofAgronomy, 1967.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.