TY  - RPRT
TI  - Status of Amphibians in California and Arizona
AU  - G. M. Fellers
AU  - Robert N. Fisher
AU  - C.R. Schwalbe
PY  - 2006
DO  - 10.3133/2002288
UR  - https://pubs.usgs.gov/publication/2002288
ID  - 2002288
ER  -