APA-viite

FAO. (1993). World soil resources reports N.72: Computerized systems of land resources appraisal for agricultural development. Rome: FAO.

Chicago-tyylinen lähdeviittaus

FAO. World Soil Resources Reports N.72: Computerized Systems of Land Resources Appraisal for Agricultural Development. Rome: FAO, 1993.

MLA-viite

FAO. World Soil Resources Reports N.72: Computerized Systems of Land Resources Appraisal for Agricultural Development. Rome: FAO, 1993.

Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.