NAWDEX [National Water Data Exchange]
Subtitle: key to finding water data
By: [by Melvin D. Edwards]
Contributors: Geological Survey (U.S.).
Publisher: Dept. of the Interior, Geological Survey
Published: 1978
Place of publication: Reston, Va
Language: eng
Number of pages: 15
Subjects: Water quality -- United States -- Data processing.; Water-supply -- United States -- Data processing.
Other titles: Key to finding water data.