United States Department of Agriculture. (1981). Will there be enough food. Washington, D.C: The Department.
Stile di citazione ChicagoUnited States Department of Agriculture. Will There Be Enough Food. Washington, D.C: The Department, 1981.
Citazione MLAUnited States Department of Agriculture. Will There Be Enough Food. Washington, D.C: The Department, 1981.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.