British Steel Corporation. (1974). Annual Report and Accounts 1976-1974. Westerham Press.
Παραπομπή Chicago StyleBritish Steel Corporation. Annual Report and Accounts 1976-1974. Westerham Press, 1974.
Παραπομπή MLABritish Steel Corporation. Annual Report and Accounts 1976-1974. Westerham Press, 1974.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.