APA (7th ed.) Citation

United States. Department of Commerce. (1918). Method of least squares applied to estimating errors in coal analysis. GPO.

Chicago Style (17th ed.) Citation

United States. Department of Commerce. Method of Least Squares Applied to Estimating Errors in Coal Analysis. [Washington]: GPO, 1918.

MLA (9th ed.) Citation

United States. Department of Commerce. Method of Least Squares Applied to Estimating Errors in Coal Analysis. GPO, 1918.

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