APA (7th ed.) Citation

Ahr, S. W. (2001). Archeological testing at the prehistoric site of 41SM231, Smith County, Texas. Texas Dept. of Transportation, Environmental Affairs Division, Archeological Studies Program.

Chicago Style (17th ed.) Citation

Ahr, Steven W. Archeological Testing at the Prehistoric Site of 41SM231, Smith County, Texas. Austin, Tex.: Texas Dept. of Transportation, Environmental Affairs Division, Archeological Studies Program, 2001.

MLA (9th ed.) Citation

Ahr, Steven W. Archeological Testing at the Prehistoric Site of 41SM231, Smith County, Texas. Texas Dept. of Transportation, Environmental Affairs Division, Archeological Studies Program, 2001.