Sobti, R.C V.L. Sharma <br/><br/>
Essentials of Modern Biology / 
by R.C. Sobti and V.L. sharma 
 - New Delhi:  Ane Books,  2009 
 - p.711 
<br/><br/><label>ISBN: </label>8180521389 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Biology
<br/><br/><label>Dewey Class. No.: </label>570  / SOB-E