Must we travel? The potential of communication as a substitute for urban travel
- Stanford : Institute of Communication Research, Stanford University, 1973
- 67 p.
- Report ; no. UMTA-CA-11-0008-73-5 Research report ; no. RR-5 .
- United States. Urban Mass Transportation Administration. Report ; no. UMTA-CA-11-0008-73-5 Stanford University. Department of Communications. Research report ; no. RR-5 .