APA (7th ed.) Citation

United States. Bureau of Mines. (1921). Selection of analysts for color work in chemistry. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Mines. Selection of Analysts for Color Work in Chemistry. [Washington]: [publisher not identified], 1921.

MLA (9th ed.) Citation

United States. Bureau of Mines. Selection of Analysts for Color Work in Chemistry. [publisher not identified], 1921.

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