Cita APA

FAO. (2002). Major soils of the world. Rome: Food and Agriculture Organization of the United Nations.

Chicago Style Citation

FAO. Major Soils of the World. Rome: Food and Agriculture Organization of the United Nations, 2002.

Cita MLA

FAO. Major Soils of the World. Rome: Food and Agriculture Organization of the United Nations, 2002.

Atenció: Aquestes cites poden no estar 100% correctes.