APA (7th ed.) Citation

United States. Bureau of Mines. (1930). Grinding and classification: II. Batch closed-circuit grinding. [publisher not identified].

Chicago Style (17th ed.) Citation

United States. Bureau of Mines. Grinding and Classification: II. Batch Closed-circuit Grinding. [Washington]: [publisher not identified], 1930.

MLA (9th ed.) Citation

United States. Bureau of Mines. Grinding and Classification: II. Batch Closed-circuit Grinding. [publisher not identified], 1930.

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