Ways in which school crossing patrols instruct children about crossing roads.

Bibliographic Details
Main Author: Sheppard, D.
Corporate Author: Transport and Road Research Laboratory
Format: Book
Language:English
Published: Crowthorne, Eng. : Transport and Road Research Laboratory, 1977.
Series:TRRL laboratory report ; 779.
Subjects:
Description
Item Description:ISSN 0305-1293.
Physical Description:8 pages : tables.
Bibliography:Bibliography: page 7.