TY  - RPRT
TI  - Distribution of duck stamp sales within States during fiscal years 1962-71
AU  - Lonnie D. Schroeder
AU  - Samuel M. Carney
AU  - Elwood M. Martin
PY  - 1974
UR  - https://pubs.usgs.gov/publication/ssrw180
ID  - ssrw180
ER  -