Boaters, swimmers, fisherman, help stop water weeds
Subtitle: before they stop you from using the lakes and rivers
Publisher: Dept. of the Interior, Bureau of Reclamation : for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1979
Place of publication: [Washington]
Language: eng
Subjects: Eurasian watermilfoil; Aquatic plants -- United States