APA-viite

Douglas, B. H., & Harmon, G. E. (1939). Results Obtained in an Extensive Tuberculosis Case Finding Program in a Large City.

Chicago-tyylinen lähdeviittaus

Douglas, Bruce H., ja Gaius E. Harmon. Results Obtained in an Extensive Tuberculosis Case Finding Program in a Large City. 1939.

MLA-viite

Douglas, Bruce H., ja Gaius E. Harmon. Results Obtained in an Extensive Tuberculosis Case Finding Program in a Large City. 1939.

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