APA (7th ed.) Citation

United States. Bureau of Mines. (1920). Effect of ultra-violet rays on eye. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Mines. Effect of Ultra-violet Rays on Eye. [Washington]: [publisher not identified], 1920.

MLA (9th ed.) Citation

United States. Bureau of Mines. Effect of Ultra-violet Rays on Eye. [publisher not identified], 1920.

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