APA (7th ed.) Citation

Herring, C. E. (1923). German iron and steel industry. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Herring, Charles E. German Iron and Steel Industry. [Washington?]: U.S. Government Printing Office, 1923.

MLA (9th ed.) Citation

Herring, Charles E. German Iron and Steel Industry. U.S. Government Printing Office, 1923.