Becker, George C. <br/><br/>
Introductory concepts of biology / 
by George C. Becker. 
 - New York :  MacMillan,  1972. 
 - xvi, 335 p. :  ill. ;  25 cm. 
<br/><br/>Bibliography: p. 319-321. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology.