Não informado. (1951). Annual Report of the International Tin Research Council. International Tin Research Institute.
Čikaški stil citiranja (17. izdanje)Não informado. Annual Report of the International Tin Research Council. Greenford, Inglaterra: International Tin Research Institute, 1951.
MLA način citiranja (8. izdanje)Não informado. Annual Report of the International Tin Research Council. International Tin Research Institute, 1951.
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