Graf, Jakob,  1891- <br/><br/>
Biologie für Oberschule und Gymnasium ... 

 - München [etc.]  Lehmann,  1939- 
 - v.  illus. (part col.) ports.  22 cm. 
<br/><br/><label>LCCN: </label>med47000211  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.
<br/><br/><label>LC Class. No.: </label>QH308.5  / .G66