APA aipamena

C J Pearson. (1995). FAO soils bulletin: N.72: Sustainable dryland cropping in relation to soil productivity. Rome: FAO.

Chicago Style aipamena

C J Pearson. FAO Soils Bulletin: N.72: Sustainable Dryland Cropping in Relation to Soil Productivity. Rome: FAO, 1995.

MLA aipamena

C J Pearson. FAO Soils Bulletin: N.72: Sustainable Dryland Cropping in Relation to Soil Productivity. Rome: FAO, 1995.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.