711.4
C723C
Jones, Douglas (Ed.)
 Communication and energy in changing urban environment proceedings of the twenty-first symposium of the Colston Research Society held in the university Bristal (March 24th to 28th, 1969) \ Douglas Jones
- London : Butterworths, 1970.
 xii, 235p.
- Colston paper; 21 .
  ISBN: 0-408-70084-x
79883
  Subjects: Urban ecology; Urban economics; Telecommunication.