TY  - BOOK
AU  - Clark, W.A.V.  .
TI  - Statistical methods for geographers / 
SN  - 0-471-84317-2
U1  - B28ObU 
PY  - 1986///
CY  - New York : 
PB  - John Wiley & Sons, Inc. , 
KW  - Geography- Statistical methods
ER  -