Harvey, Kate,  <br/><br/>
Essentials to the study of nature & simple biology 

 - vii, 152 pages :   illustrations ;   20 cm 
 - MacMillan's Easy Study Series .
 - MacMillan's Easy Study Series .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>574