Não informado. (1931). Journal of Thoracic Surgery. American Association for Thoracic Surgery.
Chicagoスタイル(17版)引用形式Não informado. Journal of Thoracic Surgery. Saint Louis, Mo: American Association for Thoracic Surgery, 1931.
MLA(8版)引用形式Não informado. Journal of Thoracic Surgery. American Association for Thoracic Surgery, 1931.
警告: この引用は必ずしも正確ではありません.