TY  - BOOK
AU  - Bolstad,Paul
TI  - GSI Fundamentals: A First Text on GEographic Information System 
SN  - 9780971764729
AV  - G 70.217 .B65 2008 
PY  - 2008///
CY  - Minnesota
PB  - Eider Press
KW  - Geographic information system
N1  - includes bibliographical references
ER  -