Baer, Adela S <br/><br/>
Central concepts of biology 

 - New York:  Macmillan,  1971 
 - vii, 385 p. illus. (part col.) 24 cm 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>QH308.7 .C45 574