Wessells, Norman K. <br/><br/>
Vertebrate Adaptations 
Readings from Scientific American 
 - San Francisco  W.H.Freeman and Company  1952 
 - 368 
<br/><br/><label>ISBN: </label>0716709821 
<br/><br/><label>Publisher. No.: </label> Premier Book Shop 
<br/><br/><label>Subjects--Personal Names: </label> Zoology 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Zoology