APA

Lamm R., Choueiri E. M. & Mailänder T. (1990). A case study evaluating traffic warning devices with respect to operating speeds and accident rates. : Statens Väg- och Trafikinstitut.

Chicago

Lamm Rüdiger, Choueiri Elias M and Mailänder Theodor. 1990. A case study evaluating traffic warning devices with respect to operating speeds and accident rates. : Statens Väg- och Trafikinstitut.

Harvard

Lamm R., Choueiri E. M. and Mailänder T. (1990). A case study evaluating traffic warning devices with respect to operating speeds and accident rates. : Statens Väg- och Trafikinstitut.

MLA

Lamm Rüdiger, Choueiri Elias M and Mailänder Theodor. A case study evaluating traffic warning devices with respect to operating speeds and accident rates. : Statens Väg- och Trafikinstitut. 1990.