Bartell, Steven M. <br/><br/>
Ecological risk estimation 
/by  Steven M. Bartell , , R. H. Gardner  and R. V. O'Neill 
 - Boca Raton  Lewis Publishers  1992 
 - 252P. 
<br/><br/><label>ISBN: </label>0-87371-163-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecological risk assessment
<br/><br/><label>Dewey Class. No.: </label>574.52  / BAR/E