Kerski, Joseph J., <br/><br/>
The GIS guide to public domain data / 
Joseph J. Kerski, Jill Clark. 
 - 1 online resource (390 pages) :  illustrations (chiefly color), color maps 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>9781589483170 (e-book) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Geospatial data.<br/>Public domain--Geographic information systems.
<br/><br/><label>Index Terms--Genre/Form: </label><br/>Electronic books.
<br/><br/><label>LC Class. No.: </label>G70.217.G46  / K47 2012 
<br/><br/><label>Dewey Class. No.: </label>025.06/910285