Dass/Tulsi  <br/><br/>
Symmetrics 

 - New Delhi  Wiley eastern  1993 
 - 506 
 -  I .
<br/><br/><br/>ENGLISH 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>Production
<br/><br/><label>Dewey Class. No.: </label>530.74  / DAS