Isthmian Canal Commission (U.S.). (1909). Invitation for proposals to furnish valves for controlling main culverts of canal locks, including structural material, castings, bolts, washers, rubbers, et cetera. [publisher not identified].
Chicago Style (17th ed.) CitationIsthmian Canal Commission (U.S.). Invitation for Proposals to Furnish Valves for Controlling Main Culverts of Canal Locks, Including Structural Material, Castings, Bolts, Washers, Rubbers, Et Cetera. [Washington]: [publisher not identified], 1909.
MLA (9th ed.) CitationIsthmian Canal Commission (U.S.). Invitation for Proposals to Furnish Valves for Controlling Main Culverts of Canal Locks, Including Structural Material, Castings, Bolts, Washers, Rubbers, Et Cetera. [publisher not identified], 1909.
Warning: These citations may not always be 100% accurate.