Emmel, Thomas C. <br/><br/>
Worlds within worlds  an introduction to biology 
Thomas C. Emmel 
 - xii, 612 p. / 23 cm. 
<br/><br/> FACULTAD DE ZOOTECNIA 
<br/><br/><label>ISBN: </label>0-15-597672-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biología
<br/><br/><label>Dewey Class. No.: </label>574.5  / EMM c1977