Determination of breeding sites of nematodes in a municipal drinking water facility / 
by Averett S. Tombes and A. Ray Abernathy 
 - Ohio :  Health Effects Research Laboratory, Office of Research and Development,  1979 
 - ix, 36 p. :  ill. ;  28 cm. 
<br/><br/> EPA-600/1-79-029 
<br/><br/>Bibliography : p. 34-35 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drinking water--United States<br/>Nematodes<br/>Water treatment plants--United States
<br/><br/><label>Dewey Class. No.: </label>571.999