TY  - BOOK
AU  - Clarke,Keith C.
TI  - Getting started with geographic information systems
SN  - 0130168297
AV  - G70.2 .C53 2001
PY  - 2001///
CY  - Upper Saddle River, N.J.
PB  - Prentice Hall
KW  - Geographic information systems
N1  - Includes bibliographical references
ER  -