Gerking, Shelby Delos <br/><br/>
Biological systems 
[by] Shelby D. Gerking. 
 - Philadelphia  W. B. Saunders  1969. 
 - xiv, 480 p.  illus., (part col.) 
<br/><br/>Includes bibliographies. 
<br/><br/><label>LCCN: </label>69012881  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>LC Class. No.: </label>QH308  / .G44 
<br/><br/><label>Dewey Class. No.: </label>574