An Examination of traveler's use of roadside signing.

An Examination of traveler's use of roadside signing.

ग्रंथसूची विवरण
स्वरूप: पुस्तक
भाषा:English
प्रकाशित: [Utah] Institute for the Study of Outdoor Recreation and Tourism, Utah State University 1977.
विषय:
Traffic signs and signals > Evaluation. > Utah.
Traffic regulations > Surveys.