Não informado. (1947). Ophthalmic Literature. British Medical Association.
Chicagoスタイル(17版)引用形式Não informado. Ophthalmic Literature. London: British Medical Association, 1947.
MLA(8版)引用形式Não informado. Ophthalmic Literature. British Medical Association, 1947.
警告: この引用は必ずしも正確ではありません.