District of Columbia. Engineer Department. (1926). Report of operations of Engineer Department of D.C. for year ended June 30, 1927. GPO.
Chicago Style (17th ed.) CitationDistrict of Columbia. Engineer Department. Report of Operations of Engineer Department of D.C. for Year Ended June 30, 1927. [Washington]: GPO, 1926.
MLA (9th ed.) CitationDistrict of Columbia. Engineer Department. Report of Operations of Engineer Department of D.C. for Year Ended June 30, 1927. GPO, 1926.
Warning: These citations may not always be 100% accurate.