The economic importance of the diatoms /
by Albert Mann.

APA Citation

Mann, A. (1917). The economic importance of the diatoms. Washington, D. C.: Government Printing Office.

MLA Citation

Mann, Albert, 1853-1935. The Economic Importance of the Diatoms. Washington, D. C.: Government Printing Office, 1917.

Warning: These citations may not always be complete (especially for serials).