VERMA, P.S. <br/><br/>
Cell biology, genetics, evlution and ecology 

 - 2nd ed. 
 - New Delhi  S.Chand & Co.  1975 
 - xii, 100 p. 
<br/><br/><label>ISBN: </label>51267 
<br/><br/><label>Dewey Class. No.: </label>575.21  / VER