TY  - BOOK
AU  - Smith P
AU  -  Morrison W I
TI  - Simulating the urban economy:  Experiments with inp   
T2  - Monographs in spatial and dendvironmental system analysis
U1  - X:89K33, L4 
PY  - 1974///
CY  - London
PB  - Pion UK         
KW  - Regional Economics
ER  -