Giesecke, F. E., & Mitchell, A. (1929). Descriptive geometry problems (First edition.). Austin-Texas Book Company.
Chicago Style (17th ed.) CitationGiesecke, Frederick E., and Alva Mitchell. Descriptive Geometry Problems. First edition. Austin, Texas: Austin-Texas Book Company, 1929.
MLA (9th ed.) CitationGiesecke, Frederick E., and Alva Mitchell. Descriptive Geometry Problems. First edition. Austin-Texas Book Company, 1929.
Warning: These citations may not always be 100% accurate.