APA (7th ed.) Citation

Ulmer, J. (1930). International trade in mica. U.S. Government Printing Office.

Chicago Style (17th ed.) Citation

Ulmer, Joseph. International Trade in Mica. [Washington?]: U.S. Government Printing Office, 1930.

MLA (9th ed.) Citation

Ulmer, Joseph. International Trade in Mica. U.S. Government Printing Office, 1930.

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