Não informado. (1945). National Library of Medicine News. National Library of Medicine.
Chicagoスタイル(17版)引用形式Não informado. National Library of Medicine News. Washington: National Library of Medicine, 1945.
MLA(8版)引用形式Não informado. National Library of Medicine News. National Library of Medicine, 1945.
警告: この引用は必ずしも正確ではありません.