Great Britain. Air Raid Precautions Dept. (1940). The protection of foodstuffs against poison gas. Ramsay, Ware.
Citazione stile Chigago Style (17a edizione)Great Britain. Air Raid Precautions Dept. The Protection of Foodstuffs Against Poison Gas. [London]: Ramsay, Ware, 1940.
Citatione MLA (8a ed.)Great Britain. Air Raid Precautions Dept. The Protection of Foodstuffs Against Poison Gas. Ramsay, Ware, 1940.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.