FAO. (1992). FAO soils bulletin N.65: Status of cadmium, lead, cobalt and selenium in soils and plants of thirty countries. Rome: FAO.
Chicago ZitierstilFAO. FAO Soils Bulletin N.65: Status of Cadmium, Lead, Cobalt and Selenium in Soils and Plants of Thirty Countries. Rome: FAO, 1992.
MLA ZitierstilFAO. FAO Soils Bulletin N.65: Status of Cadmium, Lead, Cobalt and Selenium in Soils and Plants of Thirty Countries. Rome: FAO, 1992.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.