TY  - RPRT
TI  - Development of evaluation tools for GIS: How does GIS affect student learning?
AU  - S. Linn
AU  - J. Kerski
AU  - S. Wither
PY  - 2005
DO  - 10.1080/10382040508668354
UR  - https://pubs.usgs.gov/publication/70027338
ID  - 70027338
ER  -