TY  - BOOK
AU  - Clarke, Keith C.,
TI  -  Getting started with geographic information systems
SN  - 0130460273
U1  - 910/.285  21
PY  - 2003///
CY  - Upper Saddle River, N.J.
PB  - Pearson Education
KW  - Geographic information systems
N1  - Includes bibliographical references and index
ER  -