Citação norma APA

Howarth, W. (1934). Carcinoma of Upper End of Œsophagus, apparently cured by the application of Radon Seeds.

Citação norma Chicago

Howarth, Walter. Carcinoma of Upper End of Œsophagus, Apparently Cured By the Application of Radon Seeds. 1934.

Citação norma MLA

Howarth, Walter. Carcinoma of Upper End of Œsophagus, Apparently Cured By the Application of Radon Seeds. 1934.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.