TY  - BOOK
AU  - Rugg Dean S
TI  - Spatial foundations of urbanism Iowa
T2  - Geography Series
U1  - U43, L2 
PY  - 1972///
CY  - Washington
PB  - C. Brown Publishers U. S. A.     
KW  - Geography-Urban
N1  - Bibliography p.297-305
ER  -