Citazione APA

F. E. T. (1919). Work of the Sisters during the epidemic of influenza, October, 1918. The American Catholic Historical Society of Philadelphia.

Stile di citazione Chicago

F. E. T. Work of the Sisters During the Epidemic of Influenza, October, 1918. Philadelphia: The American Catholic Historical Society of Philadelphia, 1919.

Citazione MLA

F. E. T. Work of the Sisters During the Epidemic of Influenza, October, 1918. The American Catholic Historical Society of Philadelphia, 1919.