Laird, W. P. (1919). Report of the Delaware River Bridge and Tunnel Commission to the governor and General Assembly of the Commonwealth of Pennsylvania, 1919. [Harrisburg, Pa.?: s.n..
Chicago Style CitationLaird, Warren Powers. Report of the Delaware River Bridge and Tunnel Commission to the Governor and General Assembly of the Commonwealth of Pennsylvania, 1919. [Harrisburg, Pa.?: s.n., 1919.
MLA CitationLaird, Warren Powers. Report of the Delaware River Bridge and Tunnel Commission to the Governor and General Assembly of the Commonwealth of Pennsylvania, 1919. [Harrisburg, Pa.?: s.n., 1919.