APA aipamena

THORNE, D. Irrigated soils ; their fertility and management. The Blakeston Co.

Chicago Style aipamena

THORNE, D.W. Irrigated Soils ; Their Fertility and Management. The Blakeston Co.

MLA aipamena

THORNE, D.W. Irrigated Soils ; Their Fertility and Management. The Blakeston Co.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.