Recognition distances and understanding of legends on an experimental motorway signal

Podrobná bibliografie
Hlavní autor:	Rutley, K. S.
Další autoři:	Webb, P. J. (joint author.)
Médium:	Kniha
Jazyk:	English
Vydáno:	Crowthorne, [Eng.] Transport and Road Research Laboratory 1979.
Edice:	Supplementary report - Transport and Road Research Laboratory 500