Sehgal, R. L.  <br/><br/>
Number building in Dewey Decimal Classification, Universal Decimal Classification, and Colon Classification / 
R. L. Sehgal 
 - New Delhi :   Ess Ess Publications,   1993. 
 - vii, 266 p. ;  23 cm. 
<br/><br/><label>ISBN: </label>8170001536  : IRs. 800.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Colon Classification<br/>Dewey Decimal Classification
<br/><br/><label>Dewey Class. No.: </label>025.435  / SEN 1993