TY  - BOOK
AU  - Hansen Niles M Ed.
TI  - Human settlement systems :  International perspecti   
SN  - 0884101762
U1  - U43:(G:5), L8 
PY  - 1978///
CY  - Cambridge
PB  - Ballinger          
KW  - Urban Geography
N1  - International Institute for Applied Systems Analysis
ER  -