APA aipamena

Agrawal, R. L. (1984). Identification of crop varieties. Oxford & IBH publishing company.

Chicago Style aipamena

Agrawal, R L. Identification of Crop Varieties. Newdelhi: Oxford & IBH publishing company, 1984.

MLA aipamena

Agrawal, R L. Identification of Crop Varieties. Oxford & IBH publishing company, 1984.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.