Frings, Hubert <br/><br/>
Concepts of zoology  
/ Hubert Frings, Mable Frings. 
 - London   : Macmillan  , 1970 
 - VIII, 454p.   : Photos   ; 26cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoología --- Biología.
<br/><br/><label>LC Class. No.: </label>QL 45.2  / F75 1970