TY  - BOOK
AU  - Pisarra,William T
TI  - Small scale computer information system and geographic research (Pollen analysisi an example)
AV  - IRA QA76.P754P5 
PY  - 1976///
CY  - Minnesotta
PB  - University of Minnesota Press
KW  - Computer information systems
KW  - Geographical research
ER  -