Liu, W., & Scullion, T. (2009). PAVECHECK: Training material, updated user's manual including GPS. Texas Transportation Institute, Texas A & M University System.
Chicago Style (17th ed.) CitationLiu, Wenting, and Thomas Scullion. PAVECHECK: Training Material, Updated User's Manual Including GPS. College Station, Tex.: Texas Transportation Institute, Texas A & M University System, 2009.
MLA (8th ed.) CitationLiu, Wenting, and Thomas Scullion. PAVECHECK: Training Material, Updated User's Manual Including GPS. Texas Transportation Institute, Texas A & M University System, 2009.
Warning: These citations may not always be 100% accurate.