TY  - BOOK
AU  - Walford,Nigel .
TI  - Geographical data analysis / 
SN  - 9780471941620
U1  - 910.21 
PY  - 1995///
CY  - Chichester : 
PB  - John Wiley & Sons , 
KW  - GEOGRAPHY-STATISCAL METHODS
N1  - Include bibliographical references and index
ER  -