Não informado. (1957). Canadian Journal of Surgery. Canadian Medical Association.
Chicagoスタイル(17版)引用形式Não informado. Canadian Journal of Surgery. Ottawa: Canadian Medical Association, 1957.
MLA(8版)引用形式Não informado. Canadian Journal of Surgery. Canadian Medical Association, 1957.
警告: この引用は必ずしも正確ではありません.