Wright, C. A. <br/><br/>
Nature study 
C. A. Wright,  
 - s.l.  s.n.  n.d. 
 - 83p.  ill.  17cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology
<br/><br/><label>Dewey Class. No.: </label>574.5  / WRI