APA aipamena

Bland, B. F. (1971). Crop production: Cereals and legumes. Acadamic Press.

Chicago Style aipamena

Bland, B F. Crop Production: Cereals and Legumes. London: Acadamic Press, 1971.

MLA aipamena

Bland, B F. Crop Production: Cereals and Legumes. Acadamic Press, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.