Citazione Stile APA (7a Edizione)
(1984). Utilization of sewage sludge compost as a soil conditioner and fertilizer for plant growth. United States Department of Agriculture.
Citazione stile Chigago Style (17a edizione)
Utilization of Sewage Sludge Compost as a Soil Conditioner and Fertilizer for Plant Growth. Washington: United States Department of Agriculture, 1984.
Citatione MLA (9a ed.)
Utilization of Sewage Sludge Compost as a Soil Conditioner and Fertilizer for Plant Growth. United States Department of Agriculture, 1984.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.