TY  - BOOK
AU  - Cliff Andrew D, and others
TI  - Elements of spatial structure:  A quantitative approach.   
T2  - Cambridge geographical studies
U1  - X:89K:(B).3.N7, L5 
PY  - 1975///
CY  - London
PB  - C U P UK       
KW  - Regional Economics
N1  - Bibliography P 249-56; ,Appendix P 226-48; Glossary P 219-24
ER  -