TY - BOOK ED - Vogt, Ivers & Associates. ED - American Association of State Highway Officials. ED - United States. TI - Social and economic factors affecting intercity travel T2 - National Cooperative Highway Research Program. Report AV - TE7 .N25 no. 70 U1 - 380.5 PY - 1969/// CY - [Washington] PB - Highway Research Board, National Research Council KW - Origin and destination traffic surveys KW - United States N1 - "NCHRP project 8-1 FY '64."; "Research sponsored by the American Association of State Highway Officials in cooperation with the Bureau of Public Roads."; Copy 2 bound with: National Cooperative Highway Research Program. Report no. 71-no. 77, subsequent to publication; Copy 1 with: Evaluation of construction control procedures / S. B. Hudson and H. F. Waller. Washington : Highway Research Board, Division of Engineering, National Research Council, 1969. Bound together subsequent to publication; Includes bibliographies ER -