Cita APA (7a ed.)

Bull, A. (2015). Traffic congestion: The problem and how to deal with it. ECLAC.

Cita Chicago Style (17a ed.)

Bull, Alberto. Traffic Congestion: The Problem and How to Deal with It. ECLAC, 2015.

Cita MLA (8a ed.)

Bull, Alberto. Traffic Congestion: The Problem and How to Deal with It. ECLAC, 2015.