APA aipamena

R. Labrada. (2003). Weed management for developing countries (Addendum 1). Rome, Italy: FAO.

Chicago Style aipamena

R. Labrada. Weed Management for Developing Countries (Addendum 1). Rome, Italy: FAO, 2003.

MLA aipamena

R. Labrada. Weed Management for Developing Countries (Addendum 1). Rome, Italy: FAO, 2003.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.