APA (7th ed.) Citation

Hoar, H. M. (1924). World trade in chromite. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Hoar, H. M. World Trade in Chromite. [Washington?]: U.S. Government Printing Office, 1924.

MLA (9th ed.) Citation

Hoar, H. M. World Trade in Chromite. U.S. Government Printing Office, 1924.

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