Water quality in the Santa Ana Basin, California, 1999-2001 / 
by Kenneth Belitz ... [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, 37 p. :  col. ill., col. maps ;  28 cm. 
 - U.S. Geological Survey circular ;  1238 .
<br/><br/>Includes bibliographical references (p. 28-29). 
<br/><br/><label>ISBN: </label>0607964073 (alk. paper) 
<br/><br/><label>LCCN: </label>2004041399 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Water quality--California--Santa Ana River Watershed.
<br/><br/><label>LC Class. No.: </label>Z 697.9494 D44      / G68 2004 
<br/><br/><label>Dewey Class. No.: </label>363.739/42/09794