Sachdeva, M.S. <br/><br/>
Colon classification /  
by Mohinder Singh Sachdeva. 
 - Second Ed. /  
 - New Delhi :   Sterling publishers pvt ltd.. 
 - p.267 :  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Library Science
<br/><br/><label>Dewey Class. No.: </label>2:51:g  / L58;2