Shefler, William C. <br/><br/>
Biology:   principles and issues 

 - Massachusetts:  Addison-Wesley Publishing Company,  1976 
 - xiii,370p.:  ill.;  24cm. 
<br/><br/>Includes bibliographies 
<br/><br/><label>ISBN: </label>0201067641 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>LC Class. No.: </label>ZOO QH308.2.S33