European Society for Soil Conservation, International Congress of the European Society for Soil Conservation, & Rickson, R. J. (1994). Conserving soil resources: European perspectives. CAB International.
Citazione stile Chigago Style (17a edizione)European Society for Soil Conservation, International Congress of the European Society for Soil Conservation, e R. J. Rickson. Conserving Soil Resources: European Perspectives. Wallingford, UK: CAB International, 1994.
Citatione MLA (9a ed.)European Society for Soil Conservation, et al. Conserving Soil Resources: European Perspectives. CAB International, 1994.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.