British Govt. Ministry of Agriculture, Fisheries and Food. (1957). Electric fencing. Her Majesty's Stationery Office.
Lua i Stíl Chicago (17ú heag.)British Govt. Ministry of Agriculture, Fisheries and Food. Electric Fencing. London: Her Majesty's Stationery Office, 1957.
Lua MLA (9ú heag.)British Govt. Ministry of Agriculture, Fisheries and Food. Electric Fencing. Her Majesty's Stationery Office, 1957.
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