APA (7th ed.) Citation

United States. Public Health Service. (1935). Anthraco-℗Ưsilicosis among hard coal miners. [s.n.].

Chicago Style (17th ed.) Citation

United States. Public Health Service. Anthraco-℗Ưsilicosis Among Hard Coal Miners. [Washington]: [s.n.], 1935.

MLA (9th ed.) Citation

United States. Public Health Service. Anthraco-℗Ưsilicosis Among Hard Coal Miners. [s.n.], 1935.

Warning: These citations may not always be 100% accurate.