APA (7 ম সংস্করণ) উদ্ধৃতি

National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, & Potts, I. B. (2004). Safety of U-turns at unsignalized median openings. Transportation Research Board.

শিকাগো স্টাইল (17 তম সংস্করণ) উদ্ধৃতি

National Cooperative Highway Research Program, National Research Council (U.S.). Transportation Research Board, এবং Ingrid B. Potts. Safety of U-turns at Unsignalized Median Openings. Washington, D.C: Transportation Research Board, 2004.

M.L.A (9 ম সংস্করণ) উদ্ধৃতি

National Cooperative Highway Research Program, et al. Safety of U-turns at Unsignalized Median Openings. Transportation Research Board, 2004.