Ahr, S. W. (2005). Archeological survey for the proposed State Highway 14 railroad underpass replacement at the Union Pacific Railroad (UPRR), HT&C Line, Navarro County, Texas. Parsons Brinckerhoff Quade & Douglas.
Chicago Style (17th ed.) CitationAhr, Steven W. Archeological Survey for the Proposed State Highway 14 Railroad Underpass Replacement at the Union Pacific Railroad (UPRR), HT&C Line, Navarro County, Texas. Austin, Tex.: Parsons Brinckerhoff Quade & Douglas, 2005.
MLA (9th ed.) CitationAhr, Steven W. Archeological Survey for the Proposed State Highway 14 Railroad Underpass Replacement at the Union Pacific Railroad (UPRR), HT&C Line, Navarro County, Texas. Parsons Brinckerhoff Quade & Douglas, 2005.
Warning: These citations may not always be 100% accurate.