Não informado. (1921). Hospital and health review. Scientific Press.
Chicagoスタイル(17版)引用形式Não informado. Hospital and Health Review. London: Scientific Press, 1921.
MLA(8版)引用形式Não informado. Hospital and Health Review. Scientific Press, 1921.
警告: この引用は必ずしも正確ではありません.