Transport Research International Documentation (TRID) https://trid.trb.org/ en-us Copyright © 2024. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Transport Research International Documentation (TRID) https://trid.trb.org/Images/PageHeader-wTitle.jpg https://trid.trb.org/ THE STATE OF THE ART IN CROSS-SECTIONAL SURVEYS IN TRANSPORTATION https://trid.trb.org/View/271365 Thu, 31 Jul 1986 00:00:00 GMT https://trid.trb.org/View/271365 THE SOCIO-ORGANISATIONAL APPROACH TO SURVEYING THE DEMAND FOR FREIGHT TRANSPORT https://trid.trb.org/View/271366 Thu, 31 Jul 1986 00:00:00 GMT https://trid.trb.org/View/271366 NON-SAMPLING ERRORS DUE TO NON-RESPONSE IN WRITTEN HOUSEHOLD TRAVEL SURVEYS https://trid.trb.org/View/271369 Sat, 31 May 1986 00:00:00 GMT https://trid.trb.org/View/271369 EFFECTS OF VARIOUS POPULATION GROUPS AND OF DISTRIBUTION AND RETURN METHODS OF THE RETURN OF QUESTIONNAIRES AND THE QUALITY OF ANSWERS IN LARGE-SCALE TRAVEL SURVEYS https://trid.trb.org/View/271370 Sat, 31 May 1986 00:00:00 GMT https://trid.trb.org/View/271370