United States. Congress. House. Committee on Rivers and Harbors & ProQuest (Firm). (1907). Letter from the Secretary of War, transmitting, with a copy of a communication from the Chief of Engineers, a statement as to the employment of civilian engineers in river and harbor works for the fiscal year ended June 30, 1906. [publisher not identified].
Chicago Style (17th ed.) CitationUnited States. Congress. House. Committee on Rivers and Harbors and ProQuest (Firm). Letter from the Secretary of War, Transmitting, with a Copy of a Communication from the Chief of Engineers, a Statement as to the Employment of Civilian Engineers in River and Harbor Works for the Fiscal Year Ended June 30, 1906. Washington: [publisher not identified], 1907.
MLA (9th ed.) CitationUnited States. Congress. House. Committee on Rivers and Harbors and ProQuest (Firm). Letter from the Secretary of War, Transmitting, with a Copy of a Communication from the Chief of Engineers, a Statement as to the Employment of Civilian Engineers in River and Harbor Works for the Fiscal Year Ended June 30, 1906. [publisher not identified], 1907.