TY  - BOOK
AU  - Taylor,George
AU  - Blewitt,Geoff
TI  - Intelligent positioning: GIS-GPS unification 
SN  - 0470850035
PY  - 2006///
CY  - England
PB  - John Wiley
KW  - Global Positioning System
KW  - Geographic information systems
N1  - Includes index
UR  - http://www.loc.gov/catdir/enhancements/fy0653/2005029799-b.html
ER  -