Tollazzi, T. (2015). Alternative Types of Roundabouts: An Informational Guide. Springer International Publishing : Imprint: Springer.
Cita Chicago (17th ed.)Tollazzi, Tomaž. Alternative Types of Roundabouts: An Informational Guide. Cham: Springer International Publishing : Imprint: Springer, 2015.
Cita MLA (8th ed.)Tollazzi, Tomaž. Alternative Types of Roundabouts: An Informational Guide. Springer International Publishing : Imprint: Springer, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.