TY  - RPRT
TI  - Ecoregions of Arizona (poster)
AU  - Glenn E. Griffith
AU  - James M. Omernik
AU  - Colleen Burch Johnson
AU  - Dale S. Turner
PY  - 2014
DO  - 10.3133/ofr20141141
UR  - https://pubs.usgs.gov/publication/ofr20141141
ID  - ofr20141141
ER  -