An investigation into bilingual (Welsh/English) traffic signs

An investigation into bilingual (Welsh/English) traffic signs

Bibliographic Details
Main Author: Rutley, K. S.
Corporate Author: Transport and Road Research Laboratory
Format: Book
Language:English
Published: Crowthorne, Berkshire Transport and Road Research Laboratory 1972.
Subjects:
Traffic signs and signals > Wales > Evaluation.
Traffic signs > Wales > Evaluation.