बच्चन <br/><br/>
सोपान 
 Sopāna 

 -  1953 
<br/><br/><label>Standard No.: </label>166,648 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>O152:1N071x, J3