Saya mau tau Rujukan dari Jalan tol. Jelaskan dalam bahasa melayu

International Bridge, Tunnel and Turnpike Association The International Bridge, Tunnel and Turnpike Association (IBTTA) is the worldwide alliance of toll operators and associated industries that provides a forum for sharing knowledge and ideas to promote and enhance toll-financed transportation services.

Toll Roads News from contractor perspective

Turnpike Roads in England and Wales, for background on toll roads during the turnpike era in England