Perceptual and cognitive factors in legend legibility for large freeway guide signs /

age groups of sixty-five and above will increase their

Bibliographic Details

Main Author:	Kelly, Abbott Bowman
Format:	Thesis eBook
Language:	English
Published:	[Place of publication not identified] : [publisher not identified] ; 1997.
Subjects:	Major civil engineering.
Online Access:	Link to OAKTrust copy