Gurcharan Singh <br/><br/>
Plant systematics    Theory and practice 

 - New Delhi  Oxford & IBH Publishing      1999 
 - 359p.  cm. 
<br/><br/><label>ISBN: </label>8120413644 
<br/><br/><label>Standard No.: </label>31221 
<br/><br/><label>Source: </label> Textual