APA (7th ed.) Citation

Snow, J. Cholera and the Water Supply in the South Districts of London in 1854.

Chicago Style (17th ed.) Citation

Snow, John. Cholera and the Water Supply in the South Districts of London in 1854.

MLA (9th ed.) Citation

Snow, John. Cholera and the Water Supply in the South Districts of London in 1854.

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