S.I.E. Research Bulletin; Vol-3  Mar 73-Dec 1974 

 - Pune  Dr. N.K. Upasani.  1973 
 - various  Hb 
<br/><br/><label>Subjects--Facted Index Terms: </label><br/>
<br/><br/><label>Dewey Class. No.: </label>370.5