C J Pearson. (1995). FAO soils bulletin: N.72: Sustainable dryland cropping in relation to soil productivity. Rome: FAO.
Chicago-stil citatC J Pearson. FAO Soils Bulletin: N.72: Sustainable Dryland Cropping in Relation to Soil Productivity. Rome: FAO, 1995.
MLA-referensC J Pearson. FAO Soils Bulletin: N.72: Sustainable Dryland Cropping in Relation to Soil Productivity. Rome: FAO, 1995.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.