Não informado. (1951). Annual Report of the International Tin Research Council. International Tin Research Institute.
Chicagoスタイル(17版)引用形式Não informado. Annual Report of the International Tin Research Council. Greenford, Inglaterra: International Tin Research Institute, 1951.
MLA(8版)引用形式Não informado. Annual Report of the International Tin Research Council. International Tin Research Institute, 1951.
警告: この引用は必ずしも正確ではありません.