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The history of North American waterfowl surveys 50 years & still counting
Title
The history of North American waterfowl surveys [electronic resource] : 50 years & still counting / U.S. Fish and Wildlife Service.
Published
Arlington, Va. : U.S. Fish & Wildlife Service, [2004]
Physical Description
[2] p. : digital, PDF file.
Notes
Title from title screen (viewed July 15, 2009).
"December 2004."
Format
Books / Online
Language
English
Added to Catalog
August 14, 2009
System details note
Mode of access: Internet from the FWS web site. Address as of 7/15/09: http://library.fws.gov/Bird%5FPublications/waterfowlpop%5Fsurveys%5Fhistory.pdf ; current access available via PURL.
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