Age effects on symbol sign recognition /

Bibliographic Details
Corporate Authors: United States. Federal Highway Administration. Traffic Systems Division, Systems Technology, inc
Format: Government Document Book
Language:English
Published: Washington, D.C. : The Division ; [1980]
Subjects:
Description
Item Description:Cover title.
"Systems Technology, Inc."--1st prelim. p.
"Final report."
"December 1980."
Contract number DOT-FH-11-9497.
"Report number FHWA/RD-80/126."
Physical Description:vi, 115 pages : illustrations ; 28 cm.
Bibliography:Includes bibliographical references.