Whitney, E. (1919). International trade in cement: Import statistics for countries whose imports exceeded 200,000 in value and export statistics for countries whose exports exceeded 1,000,000 in value, 1908, 1913, and latest available year. U.S. Government Printing Office.
Chicago Style (17th ed.) CitationWhitney, Edward. International Trade in Cement: Import Statistics for Countries Whose Imports Exceeded 200,000 in Value and Export Statistics for Countries Whose Exports Exceeded 1,000,000 in Value, 1908, 1913, and Latest Available Year. [Washington?]: U.S. Government Printing Office, 1919.
MLA (9th ed.) CitationWhitney, Edward. International Trade in Cement: Import Statistics for Countries Whose Imports Exceeded 200,000 in Value and Export Statistics for Countries Whose Exports Exceeded 1,000,000 in Value, 1908, 1913, and Latest Available Year. U.S. Government Printing Office, 1919.