TY  - BOOK
AU  - Webber,Melvin M and Dyckman,John W.
TI  - Explorations into Urban Structure 
U1  - 309.26 WEB 
PY  - 1964///
CY  - Philadelphia
PB  - University of Pennsylvania Press
KW  - Statistics,An Approach to Metropolitan Spatial Structure,The Tactical Plan
ER  -