APA (7th ed.) Citation

International Congress of Hygiene and Demography Washington, D. C. (1912). Official program, XV International congress on hygiene and demography: Washington, D. C., September 23-28, 1912.

Chicago Style (17th ed.) Citation

International Congress of Hygiene and Demography Washington, D. C. Official Program, XV International Congress on Hygiene and Demography: Washington, D. C., September 23-28, 1912. [Washington?, 1912.

MLA (8th ed.) Citation

International Congress of Hygiene and Demography Washington, D. C. Official Program, XV International Congress on Hygiene and Demography: Washington, D. C., September 23-28, 1912. 1912.