Water quality in the Delmarva Peninsula, Delaware, Maryland, and Virginia, 1999-2001 
by Judith M. Denver ... [et al.]. 
 - Reston, VA  Denver, CO  U.S. Dept. of the Interior, U.S. Geological Survey  For sale by U.S. Geological Survey, Information Services  2004. 
 - vi, 30 p.  col. ill., col. maps  28 cm. 
 - Circular  1228 .
 - U.S. Geological Survey circular  1228. .
<br/><br/>Includes bibliographical references (p. 24-25). 
<br/><br/>
<br/><br/><label>ISBN: </label>060792635X 
<br/><br/><label>LCCN: </label>2003063066 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water quality--Delmarva Peninsula.<br/>Agricultural chemicals--Environmental aspects--Delmarva Peninsula.
<br/><br/><label>LC Class. No.: </label>TD224.D4  / W38 2003 
<br/><br/><label>Dewey Class. No.: </label>363.739/42/0975 
<br/><br/><label>GPO Item No.: </label>0620-A 0620-A (online) 
<br/><br/><label>Gov. Doc. Class. No.: </label>I 19.4/2:1228