(2018). CAREC road safety engineering manual 2: Safer road works. Asian Development Bank.
Chicago Style aipamenaCAREC Road Safety Engineering Manual 2: Safer Road Works. Metro Manila, Philippines: Asian Development Bank, 2018.
MLA aipamenaCAREC Road Safety Engineering Manual 2: Safer Road Works. Asian Development Bank, 2018.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.