Gaya APA

Barksdale, B, L, B, T. (2013). Roadway Design with inRoads V8i . New York :: Delmar Cengage Learning.

Gaya MLA

Barksdale, Brian, L., Bowman,, Theresa. "Roadway Design with inRoads V8i". New York :: Delmar Cengage Learning, 2013. Text.