Gerking, Shelby D <br/><br/>
Biological systems 

 - Philadelphia  W.B. Saunders  1969 
 - xiv,480 p.  Illustration 
<br/><br/><label>Subjects--Topical Terms: </label><br/>LIFE SCIENCE
<br/><br/><label>Dewey Class. No.: </label>574  / GER