Building stones of our Nation's Capital /
United States Department of the Interior, Geological Survey.

APA Citation

Geological Survey (U.S.). (1975). Building stones of our Nation's Capital. Washington: The Survey : for sale by the Supt. of Docs., U.S. Govt. Print. Off..

MLA Citation

Geological Survey (U.S.). Building Stones of Our Nation's Capital. Washington: The Survey : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1975.

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